5. The sum of the first three terms of an AP is -3 while the sum of the first five terms is 10. What is the value of the first term? What is the common difference?

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Q: 5. The sum of a number fand 9 is equal to 38.

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A: Given , The 8th term is given by 23 and a11=4a3  To find the sum of 10 terms is 155.

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Q: 2. The sum of a two-digit number is 13. When 27 is added to the original number, the result is the…

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Q: 1. Andrea enjoyed reading the Dark Tower series by Stephen King, so I know she will like his next…

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Q: 3) The sum of three consecutive numbers is 72. What are the smallest of these numbers?

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Q: 1) The sum of four consecutive integers is 462. Find the integers.

A: GIVEN: The sum of 4 consecutive integers is 462

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Q: If the sum of first 7 terms of an A.P is 49 and that of 17 terms is 289,find the sum of first n…

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Q: 1. Suppose antique clock is expected to be worth $350 after 3 years and $530  after 5 years. What…

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Q: 1. The average of 3 numbers is 60. If two of the numbers are 50 and 60, what is the third number?

A: Given,The average of 3 numbers=60first and scond number is 50 , 60

Q: 14. If Bank A charges a monthly service fee of $2.50 and a per-check fee of $0.15, while Bank B…

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Q: In a group of 100 persons, 72 people can speak English and 43 can speak French. How many can speak…

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