Oliver would like to buy a new iPod for $115. so far he have saved $40. if he earns $7.50 per hour. how many hours must he work until he can buy the ipod

Choose the axiom that allows x (10) to be written 10x. commutative - addition distributive symmetric associative - multiplication commutative - multiplication

Solve 3a + b = 225 b-a = 25

Capacity of coffee mug

What is 14/28 in simplest form

Convert 4.5 in to a fraction

A newspaper ad includes a telephone number 1-555-dial vsw. How many seven letter arrangements are possible for the phone number using the 26 letters of the alphabet of no letter is ised more than once? Express your answer using scientific notation.

A right triangle has leg lengths of 1 foot 6 inches and 2 feet. find the hypotenuse length and the perimeter in mixed units of feet and inches

Which expression represents 81? 1. 3^3 2. 3^4 3. 3^5 4. 3^6

Find the volume of a box with length 25 cm, height 25 cm and width 1.0 m. A) 0.625 m^3 B) 6.25 x 10^4 cm^3 C) 6.25 x 10^4 m^3 D) 625 cm^3

What is 7k plus 10-5k can you show the work!