If Karen uses her cell phone for less than 30 minutes a month, which company should Karen choose? Why

When Emma was born, she weighed 3.2 kilograms. In 2 months, she weighed 5.15 kilograms. How much did Emma gain in her first 2 months? kg

A scale model of a national monument is 25 inches high, with a base length of 5 inches. The height of the real monument is 550 feet. What is the base length of the real monument? Enter your answer, in simplest form, in the box.

Multiply or divide as indicated. Leave your answer with no factors in the denominator. a^3 b^2 / a^-1 b^-3

If a = 6, what is the value of 2a (3b + 5c) ?

During the first hour of operation the farm stand owner sold 15% of the apples he had. On the second hour he sold 20% of the remaining apples. On the third hour he sold 25% of the remaining apples, and so on, selling 5% more each following hour.

M stands for a whole number greater than 10 and less than 20 n stands for a whole number greater than 2 and less than 10 1. What is the smallest number that m x n could be? 2. What is the largest number that m - n could be?

5x - 2y = 3 -5x + 4y = 9 Solve the system of equations. A) x = 6, y = 3 B) x = 6, y = 13 C) x = 3, y = 6 D) x = 1, y = 0

2x-5y=10 in slope intercept form

A plane travel 3,625.26 miles in 6.9 hours. What is the plane's unit rate?

Explain why the product of 3over 4 * 12 is less than 12 Draw a model to justify your answer