Tina is twice as old as her cousin sally. their ages when added are 21 years old. how many years are old is each girls

At noon (12:00), Annette rented a bicycle to travel around Stanley Park. She returned the bicycle at 4:00 pm (16:00) the same day after travelling 48 km. It cost $22 to rent the bicycle. a. Determine Annette's average speed in km/hr. b.

1. Solve the equation by finding square roots. 4a^2+16=0 2. Solve by factoring. w^2+7w+10=0 3. Solve the equation by finding square roots. 72b^2=18

How to write 310,763,136 in words

What is the product of - 6x^3 and 2x^5

The number line shows 1/3 x 3/2. Which statement correctly describes how the product compares to one of its factors

A rectangular room measures 14 feet by 144 inches. Edgar said the area of the room is 2,016 square feet. Explain his mistake, then find the area in square feet.

If a sales person makes 6% commission, how much would they make from a $1,800 sale?

Maude evaluated the expression (32) - 3. 1. 32 • (-3) 2. 36 3. 729 Analyze Maude's work. Is she correct? If not, what was her mistake? Yes, she is correct. No, she should have added the exponents instead of multiplying.

What is the percent of change for 210 to 35

In which situation is the distance traveled proportional to time? A - an airplane landing B - a soccer ball you kick across a field C - a person running on a treadmill at 3 mph for 6 minutes D 3 minute ride on a roller coaster