Michaela climbed up a mountain at an Average speed of 3 mi/h. She climbed down at an average speed of 5 mi/h. What is Michaela's average speed for the entire trip? Round to the nearest tenth

How many women must be randomly selected to estimate the mean weight of women in one age group. we want 90% confidence that the sample mean is within 2.7 lb of the population mean, and the population standard deviation is known to be 22 lb?

Write each number as a fraction and each fraction as a number 4 2/3

e greater roadrunner bird can run 14 miles per hour. at's 7 times faster than an ostrich can walk. How fast does an ostrich walk?

How many possibilities are there when you toss a coin and draw a card from a standard deck of cards? A. 54 B. 72 C. 112 D. 104

F=cd^3, f=450, what is c?

If $130 is invested in a savings account that earns 4% interest per year, which of the following is closest to the amount in the account at the end of 10 years?

Ayonna has $300 gift card. She buys video games that cost $50 each. After The purchase, her gift card balance is $100. How many video games did she buy?

Square slabs of side 40cm are to be paved in the rectangular courtyard of an office 24m long and 16m wide. Find the number of slabs required?

Write this equation in standard form: y - 3 = 8 (x - 5)

A building has nine floors, with six apartments on each floor. How many apartments are there in the building?