Given that the diameter of a ping pong ball is 40 mm and a tennis ball has a diameter of 6.8 cm, what is the ratio of the ping pong ball to the tennis ball.

40=9x-5. X= liner equation

What is 578 rounded to the nerist 100?

A salesperson receives a 2.5% commission on sales. What commission does the salesperson receive for $8000 in sales?

What is the nearest tenths of 23.456

A store donates 453 laptops to a school. The laptops are divided evenly among the 23 classrooms The rest stay in the library. How many laptops will stay in the laptop

What's the slop of 2,-15 and 6,-45

How to multiply decimals using a hundreds grid

The local newspaper has letters to the editor from 20 people. If this number represents 2% of all of the newspapers readers, how many readers does the newspaper haves?

Reduce with the same digit: 34/51 equals?

Manny bought a brand new car in 2012 for $28,750. If the car depreciates by 12% each year, write an exponential function to model the situation, then find the value of the car in 2018.