A watch manufacturer claims that its watches gain or lose no more than 8 seconds in a year. How accurate are these watches, expressed as a percentage ?

Q: Carry out the following arithmetic operations. (Give your answers to the correct number of…

A: a 756+37.2+0.83+2     =796.03    The addition of the numbers having different significant…

Q: A sphere of radius r has surface area A = 4πr2 and volumeV = (4/3)πr3. If the radius of sphere 2 is…

A: a)The ratio of the areas, A2/A1

Q: The consumption of natural gas by a company satisfies the empirical equation V = 1.5t + 0.008 ?…

A: Given Data: The empirical equation is: V=1.5t+0.008t2

Q: Starting with the definition find the number of kilometers in 1.00 mile? O 1.61 km O 1.62 km O 1.52…

A: Kilometer (km) is a unit of length, and used for the measurement of distances. 1 kilometer equal to…

Q: Carry out the following arithmetic operations: (a) the sum of the measured values 756, 37.2, 0.83,…

A: (a) In addition, the result is rounded to least number of significant figures after the decimal The…

Q: A firkin is an old British unit of volume equal to 9 gallons. How many cubic meters are there in…

A: Given 1 firkin = 9 gallons We have to find 5.60 firkins equal to how many cubic meters.

Q: The Speed limit on a highway in Lower Slovakia was given as 120,000 furlongs per fortnight. How many…

A: Given problem is related to speed measurement.

Q: Given that the average size of a human skin cell is about 10 microns across, which of the following…

A: Scientists estimate that the human body is made up of around 10 trillion cells in total. Your skin…

Q: The volume of a sphere is increasing at a rate of  0,03 m3/min. What is the tax rate of change from…

A:

Q: How many cubic centimeters are there in a cubic meter? a) 10 b) 100 c) 1000 d) 1 × 104 e) 1 × 106

A: Significant figures are used to establish the number which is presented in the form of digits. These…

Q: Determine the number of significant figures in the following numbers. a. 6.12 b. 4.009

A: Given data:  Two numbers 6.12 and 4.009 Required: The number of significant figures

Q: The number of seconds in 1 week when expressed in scientific notation rounded to the nearest tenths

A: We know that, 1 week = 7 days And 1 day = 86400 seconds

Q: In the product A ·B· C, A has 5 significant figures, B has 2 significant figures, and C has 3…

A: Given data:  A has 5 significant figures B has 2 significant figures C has 3 significant figures…

Q: Lake Baikal in Siberia holds the world's largest quantity of fresh water, about 14 Eg. How many…

A: Given information:The quantity of fresh water in the lake is 14 Eg.

Q: A study from the National Institutes of Health states thatthe human body contains trillions of…

A: Consider that the average mass of a human being is 90 kg.

Q: A pyramid has a height of 481 ft. And its based covers an area of 13.0 acres. The volume of the…

A: Given: Height of the pyramid = 481 ft Area of the base = 13 acres

Q: What is the order of magnitude difference between something that operates in nanoseconds and…

A:

Q: 1. 00 A student sees a newspaper ad for an apartment that has 1330 square feet (ft') of floor space.…

A: Given Data: The area of an apartment in square feet is, A=1330 ft2 We know that,

Q: What should you do after obtaining a numerical answer when solving a problem?

A:

Q: To what extent do nanoseconds and milliseconds vary in terms of magnitude?

A: A nano second is one-billionth of a second. A millisecond is one-thousandth of a second.

Q: The number of significant figures in the measurement 0.050010 kg is a. ОБ. 2 O c. 5 O d. 7

A: Significant figures are the number of digits in a quantity that are either non-zero or trapped…

Q: A generation is about one-third of a lifetime. Approximately how many generations have passed since…

A: Generation is about one third of life time. Average lifetime is generally about 72 years.

Q: A 4.2 cm diameter cylinder has a length of 13.5 cm. What is the cylinder's volume in SI units?

A: Given data: Diameter of the cylinder, D=4.2cm =0.042m Length of the cylinder, L=13.5cm=0.135m

Q: The following is known about three numbers: Three times the first number plus the second number plus…

A:

Q: The length and width of a rectangular room are measured to be 3.885 ± 0.0065 m and 3.2 ± 0.0045 m.…

A: Please see the answer

Q: The following times are given using metric prefixes on the base Sl unit of time: the second. Rewrite…

A: In general, the prefixes indicates the unit conversions as follows: Symbol Name Factor P Peta…

Q: Two types of barrel units were in use in the 1920s in the United States.The apple barrel had a…

A: Given: Volume of apple barrel = 7056 cu.inchesVolume of cranberry barrel = 5826 cu.inchesTotal…

Q: How many significant figures are there in the number 0506.00? А. 6 В. 5 С. 4 D. 3 Е. 2

A:

Q: How many significant figures are in the following number: 2.5x10(power of 2)

A: Given data:  A number 2.5×102 Required: The number of significant figures

Q: How many minutes are in a week?

A: 1 week = 7 days or 1 week = 7 x 24 hours or 1 week = 7 x 24 x 60 minutes  or 1 week = 10080 minutes

Q: The average cost per unit P(x) in pesos, в 0.67 to produce x units of cellphone is 300 given by P(x)…

A: NOTE : As per bartleby guidelines, we can answer only first question. For remaining questions please…

Q: The scale of a certain map is 1:25,000. If an error made on the map is 0.02 mm, what is the…

A: Scale of a certain map = 1: 25000 Error made on map = 0.02 mm

Q: A yacht is 57 m long. Express this length in feet. ft

A: Required : Length of 57 m long yacht in feet.

Q: How many liters of water can you fill a cube that measured 10cm each side?

A: Given : Length of each side of cube (a) = 10 cm

Q: Which numbers are exact (and therefore have an unlimited number of significant figures)?

A: Exact numbers are the numbers that are used to count not measure. Exact numbers have infinite…

Q: The Sun, on average, is 93 million miles from the Earth. How many meters is this? Express (a) using…

A: Distance of sun from earth = 93 million miles  A) 1 million = 1,000,000 = 10^6  and 1 mile = 1609.34…

Q: How many significant figures are there in (a) 0.0210, (b) 5.060, (c) 7.10 * 10-4,(d) 1.0 * 105?

A: significant figures

Q: If the number of significant figures is 6, what is the value of the pre-specified Error(?s) Select…

A:

Q: Suppose a man's scalp hair grows at a rate of 0.50 mm per day. What is this growth rate in feet per…

A:

Q: To an order of magnitude, how many piano tuners reside in New York City? The physicist Enrico Fermi…

A:

Q: A firkin is an old British unit of volume equal to 9 gallons.How many cubic meters are there in 6.00…

A: 1 gallon is equal to 3.785 liters. 1 liter is equal to 0.001 m3 Thus 1 firkin in  m3  is equal to…

Q: How many Significant Figures are in the answer?

A: Significant figures in a measurement indicate the number of digits which can be trusted in terms of…

Q: A cereal box has the dimensions of 19.75cm x 28.40 cm x 5.2 cm what is the volume of the box in…

A: Given data: Length =19.75 cm Width =28.40 cm Height =5.2 cm

Q: 17. Estimate the following: a. The length of your shoe in centimeters. b. The number of times your…

A:

Q: If B is added to A ,the result is 6.4i + 4.2j. If B is subtracted from A , the result is -3.2i +…

A: to

Estimate of calculation