A takes 6 days less than the time taken by B to finish a piece of work . If both A and B together can finish it in 4 days , Find the time taken by B to finish the work

Q: An engineer and his helper can do a certain job in 5hrs. On a given day, they work together for 2hrs…

A:

Q: he distance covered by a commuter bus traveling at a speed of 60 kph is 150 kms less than that…

A:

Q: b) A father and a son working together can do a piece of job in 5 days. If the father alone can do…

A: We have to find how long will it take to son to do the job.

Q: Suppose a hiker finds himself in a forest 4 miles from the nearest point on a straight road. He…

A:

Q: The sum of the reciprocals of Rahman's ages (in years ) 3 years ago and 5 years from now is 1/3…

A:

Q: The number of water lilies at the lake is doubling each day. If they covered the whole lake in 24…

A: No he is wrong The correct answer will be 23 days

Q: Deanna can finish a certain job in 10 days. Jessica can finish the same job in 14 days. If Deanna…

A:

Q: Suppose computer A runs an application 3 times as fast as computer B runs it. If computer B runs the…

A: Given that computer A runs 3 times faster than computer B So, A=B/3 Ans also given that B takes 24…

Q: In a plant, if the time needed to produce the first unit is 13 hours and the reduction in time…

A: We will find the total production cost as following .

Q: An instructor has graded 20 exam papers submitted by students in a class of 21 students, and the…

A:

Q: It takes an ant farm 3 days to cunsume 1/2 of an apple. at that rate,in how many days will the ants…

A: Given that an ant farm 3 days to consume 12of an apple. The objective is to find the number of days…

Q: A large pipe and a small pipe can fill a water tank in just 15 minutes if both are used together. If…

A: Please check step 2 for the solution.!

Q: A is twice as good a workman as B and together they finish a piece in 18 days. In how many days will…

A: given A is twice as good a worman as B ,together finish work = 18 days

Q: Suppose the average yearly salary of an individual whose final degree is a master's is $56 thousand…

A: I am going to solve the given problem by using some simple calculus to get the required result.

Q: Suppose that a lawn can be raked by one gardener in 5 hours and by a second gardener in 4 hours. How…

A: One gardener can make the lawn in 5 hours Another gardener can make the lawn in 4 hours

Q: An experienced roofer can roof a house in 18 hours. A beginning roofer needs 27 hours to complete…

A: An experienced roofer can roof a house in 18 hours. A beginning roofer needs 27 hours to complete…

Q: Two inlet pipes can fill an empty swimming pool in 3 days and 6 days, respectively. A pump can empty…

A: Two inlet pipes can fill an empty swimming pool in 3 days and 6 days, respectively. A pump can empty…

Q: Show that the sum of a positive number and its reciprocal is at least 2.

A:

Q: One computer can process payroll in 4 hours and a different computer can process it in 6 hours. If…

A: Given that, One computer can process payroll in 4 hours and a different computer can process it in 6…

Q: 2) Suppose you have 2 pieces of ice with the same volume but in different shapes. If one of the…

A: To find two shapes with different surface areas but the same volume.

Q: The tank can be filled with water from two taps. The first tap fills the empty tank in 2 hours less…

A:

Q: If it takes 1.5 hours for 5 workers to carpet 5 rooms in a newly built large motel, where all rooms…

A:

Q: Worker A can complete a task in 2 hours while worker B can complete the same task in 4 hours. How…

A:

Q: Find two consecutive integers such that tn more than twice the smaller is seven less than three…

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Q: A manufacturer of an anti-inflammatory drug claims that the drug will be effective for 8 hours. An…

A: A manufacturer of an anti-inflammatory drug claims that the drug will be effective for 8 hours. An…

Q: An oil tanker can be emptied by the main pump in 4 hours. An auxiliary pump can empty the tanker in…

A: Given: An oil tanker can be emptied by the main pump in 4 hours. An auxiliary pump can empty the…

Q: Oil tanker can be emptied by the main pump in four hours and auxiliary pump can empty the tank in…

A: Given Oil tanker can be emptied by the main pump in four hours and auxiliary pump can empty the tank…

Q: 7. If the distance traveled is (3x-2x2 + 3x +8) kilometers and the speed is (x+ 1) km/h, what is the…

A: according to question, distance=3x3-2x2+3x+8 speed=x+1 we have to find time

Q: Worker A can assemble a product in 5 hours while machine B can assemble the same product in 7 hours.…

A: THE EXPLANATION HAS BEEN GIVEN IN THE ATTACHED FILE.

Q: A can do a piece of work in 80 days . He works at it for 10 days and then B alone finishes the…

A:

Q: Suppose that customers will buy q units of a product when the price is (40−q)/5 dollars each. 1.…

A: For any sale of items, net revenue is the total amount generated after selling the product. It is…

Q: Suppose that x liters of pure acid are added to 200 liters of a 35% acid solution.a. Write a formula…

A: x liters of pure acid are added to 200 liters of a 35% acid solution. a). Concentration C of the new…

Q: A Bacteria grows at a rate of 25% each day. If there are 500 bacteria today , how many will there be…

A: Given,          A Bacteria grows at a rate of 25% each day. If there are 500 bacteria today.…

Q: if kim can do a certain job in 5 hours, then at the end of  h hours she will have completed 5/h of…

A: Consider that the Kim can do a work in 5 hours. Then, the rate of doing job is 15 of the job. Thus,…

Q: An instructor has graded 20 exam papers submitted by students in a class of 21 students, and the…

A:

Q: At a dairy plant, a milk tank can be filled in 6 hours (using theinletvalve). Using theoutletvalve,…

A:

Q: A train covered a certain distance at a uniform speed. If the train would have been 10 km/h faster,…

A: Let the speed of the train be x km per hour and time taken be y hours.Then

Q: the time to complete each task of the project was estimated to require 3 workers for 4 months, but…

A:

Q: City A and city B are 714 miles apart. A car leaves city B bound for city A at 49 mph. At the same…

A:

Q: es and will continue to read new ones at a rate of 1 volume per week. Beth, who hasn't started…

A: It is given that; Mia has already read 12 volumes.  Mia will continue to read new ones at a rate of…

Q: calculate

A:

Q: Find solution for Iup ー2 given x (6) = x C6) ー5 4

A:

Q: If a positive number is decreased by 10, then it is 75 times of its reciprocal. Find the number.

A: Consider the positive number as x.When the number decreased by 10 (that is x –10) then it is 75…

Q: If an average-sized man with a parachute jumps from an airplane, he will fall…

A: Given: If an averaged sized man with a parachute jumps from an airplane, he will fall…

Q: A manufacturer has 600 litres of a 12% solution of acid. How many litresof a 30% acid solution must…

A: Let x litres of 30% acid solution must be added So the total amount of the solution= 600+x litres…

Q: A and B can do a piece of work in 18 days ; B and C can do it in 24 days ;  A and C can do it in 36…

A:

Q: 2. Suppose a bacteria sample contains 1000 bacteria. 6 hours later, there are 2400 bacteria. Find…

A: This can be express by exponential model : Where, a = initial value = 1000 b = growth rate

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.