On Serna's tenth birthday, her mom was 3 times Serena's age. How old will Serena and her mom be when her mom's age times 0.5 will equal Serena's age?

You work for a carpet company. You sell carpets: 100 square feet for $67,200 square feet for $130,400 square feet for $240, and 800 square feet for $504.

4 more than a number is no more than 13

If 90 percent of a is 44, what is 30 percent of 3a?

Two numbers are of the ratio 3:5. If their difference is 18, find the numbers.

Which property does the example shows. 23.1+42.6=42.6+23.1. A. associative property of addition or B. Distributive property

Part 2 Assignment (6 problems) Use simple interest to find the ending balance! 1. If I invest $210 at 8% for 7 years. What is my ending balance? Answer: I 2. If I invest $14,000 at 6% for 9 years. What is my ending balance? Answer: 3.

Jupiter's orbital radius is equal to 5 au. how luminous is jupiter compared to the sun

A number cube is rolled and a coin is flipped. Predict how many times you would get heads and a number less than 3 in 240 trials.

If m 1 = 40, find the measure of 7

Anna drove 110 miles in 2 3/4 hours. How many hours would it take Anna to drive 80 miles?