Sally and Natalia both drew a circle on their papers. Without looking, Sally said that her circle was similar to Natalia's circle. Explain why Sally is right.

Glenn's house is at sea level. In the morning, he walks downhill to visit a friend, whose house is at an elevation that is 11 feet below sea level. At the end of the day, Glenn walks past his house to the hill top to watch the sunset.

Lisa has 5/8 pound of grapes. 3/4 of the grapes are green. The rest are purple. She divides the purple grapes equally among 10 friends. How much of the purple grapes does each friend get?

A nursery sells trees of different types and heights. these trees average 60 inches in height with a standard deviation of 16 inches. suppose that 75 pine trees are sold for planting at city hall. what is the standard deviation for the sample mean?

A man is three times as old as his son and twice as old as his daughter. if the average age of three is 36 1/3 years. how old is the father now?

8 gallons to fill tank Gas cost $3.26 What was the gas mileage for 296 mil trip

Savannah had 40 iris blooms last year this year she had 15% more iris blooms how many more hours blooms did Savannah have this year

A marksman fires at a target made up of a central circular disk and two concentric rings. The probabilities of hitting the disk and the rings are 0.35, 0.30 and 0.25, respectively. What is the probability of missing the target?

Factor. 8t3+8t2+3t+3

P (4,13); Q (13,13) find the slope

The weights for a population of North American raccoons have a bell-shaped frequency curve with a mean of about 12 pounds and a standard deviation of about 2.5 pounds.