4. The specific heat of aluminum is 0.902 J/g. If a metal smith has 300g of aluminum and wants to melt it down to make a lock. He increases the temperature from 20 to 200. How much heat does he need to apply?

A cylinder has a radius of 2 meters and a height of 10 meters. What is the volume of the cylinder? Cylinder V = Bh 1. Write the formula replacing B with the formula for the area of a circle: 2. Substitute the actual measures for the variables: 3.

What is the answer to 8/6 + - 9/5

Which expression is equivalent to the given expression? 2 (3a+2b-7) A 5a+4b-5 B 6a+2b-7 C 6a+4b-7 D 6a+4b-14

Inequality: more than 2,500 people attended the convention.

You owe $958.62 on a credit card at a 9.7% APR. The minimum payment is $105.00. How much goes toward principal if you make the minimum payment at the end of the first month? $105.79 $97.25 $105.72 $101.16

Write 2 numbers that cannot be divided evenly by 8 or 9. Write 1 number that can be divided evenly by both 8 and 9.

Your hair is 6 inches long and grows at a rate of 144 millimeters per year. a. Convert 144 millimeters per year to inches per year. Round your answer to the nearest tenth. b.

At a small company, 40 percent of the employees are classified as junior level, and 32 percent of the employees work in department A. Of those classified as junior level, 55 percent work in department A. One employee will be selected at random.

At the grocery store, Charlie bought a jar of spaghetti sauce for $2.49, a package of spaghetti noodles for $1.58, and a gallon of milk for $3.17. If Charlie gives the clerk a ten-dollar bill, how much change should he get back?

Skip counting represents 8*4