In sound and harmonics, the frequency of a vibrating string varies inversely to its length. A guitar string 20 inches long vibrates at a frequency of 400 cycles per second. Find the frequency of a 35 - inch string.

If 5 cans of soup cost $6.45, what is the cost of 8 cans of the soup?

If j have 24,000 dollars and i invest in 15% of my moneg what would be my avarege money left

What is the solution to the system of equations? 5x - 4y = 6 - 5x + 4y = - 10 (4, 4) (-2, - 5) infinitely many solutions no solution

What is 4x-9+19=8x-14

Huilan's age is two times Thomas's age. The sum of their ages is 48 What is Thomas's age?

1/3 (24x - 54) = 11 (x-4) + 5

A bottler of drinking water fills plastic bottles with a mean volume of 1001 milliliters (ml) and standard deviation of 6 ml. the fill volumes are normally distributed. what proportion of bottles have volumes less than 1001 ml?

Look at the division problem and choose the correct first step. 138 divided by 6 (A) Multiply 6 and 20 to get 120. (B) Subtract 120 from 138. (C) Divide 6 into 13 and put a 2 in the quotient. (D) Divide 6 into 18 and put a 3 in the quotient.

The relation between two expressions that are not equal

How to convert yard to feet