Round to the nearest Ten-thousand: 849,708

The parking lot of a store has the shape shown. all angles are right angles. what is the area of the parking lot?

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?