What is the wavelength of an electromagnetic wave with a frequency of 135,000 Hz?

Mark needs 40 feet of fencing to do two sides of his back yard. The fencing he wants is sold in sections of 5 1/2 foot lengths. How many sections will Mark need to have enough to fence the two sides?

Simplify the expression. 5g - 7g + 4 + 2g

Which expression is equivalent to 4^⋅ 4^-8

If 36 is 25% of the total, what is the total?

You are working as a clerk at a rental car company. A customer asks for change for a $1 bill because the vending machine only accepts coins. You do not have any quarters, so you give the customer change in dimes and nickels.

Alison wants to find the total cost of buying 4 adult admission tickets to an amusement park. identify the input and output

Mary rolls a die. What is the chance of her rolling a three?

Solve for - 4.2y+2.1>-2.52

What is the value of 19.81 * 5?

A boat leaves a dock at 2:00 pm and travels due south at a speed of 20 km/h. another boat has been heading due east at 15 km/h and reaches the same dock at 3:00 pm how many minutes after 2:00 pm were the two boats closest together?