Suppose that 6 J of work is needed to stretch a spring from its natural length of 34 cm to a length of 55 cm. (a) How much work is needed to stretch the spring from 42 cm to 47 cm? (Round your answer to two decimal places.) (b) How far beyond its natural length will a force of 25 N keep the spring stretched? (Round your answer one decimal place.)

Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4

An empty bucket is placed under a faucet dripping at a constant rate of 4 milliliters per minute. with the given information, which of these statements is a reasonable conclusion? a there will be 24 milliliters of water in the bucket after 16 hour. b there will be 60 milliliters of water in the bucket after 14 hour. c there will be 160 milliliters of water in the bucket after 20 minutes. d there will be 100 milliliters of water in the bucket after 40 minutes.

Multiply. write your answer in simplest form. 3/8 x 5/7