In a speed test, a computer took 12.4 seconds to complete one task, and 37.8 seconds to complete a more difficult task. how much time was needed to complete both tasks?

A wheel has a radius of 9 inches and travels as it spins. How far does the wheel travel in one revolution? Use 3.14 for pi and round to the nearest inch.

Write a method in bag such that if b1 and b2 were bags then b1+b2 gives a new bag representing the union of the two bags.

Two years ago, Ben borrowed $150 from his brother to buy a CD player. He agreed to pay $15 in interest. What is the simple annual interest rate for this loan A. 3.0% B. 5.0% C. 6.0% D. 6.5%

Dillon read 55% of his book. If his book has 420 pages, how many pages did he read.

This box holds 4 crates of eggs each holds 6 dozen eggs how many eggs are in a eggs are in the box when it is full.

Calculate the distance between (-2,-3) and (-6,1)

Does anyone know the HCF of 98 and 42

What is 1.02381 rounded to nearest tenth

Write and solve a word problem that can be modeled by the difference - 4-10

How many times does nine going to 29