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Rita has a square poster with sides of length 16 inches. She trims the poster by reducing its height by 2
inches and its width by 5 inches. By how many square inches did Rita reduce the area of the poster? 10. 32. 102. 112

What is the volume of a rectangular prism that is 120 centimeters by 2 meters by 1.5 meters in cubic meters?

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.