Select all expressions that are equivalent to the following calculation. Add 43 and 25, and then multiply by 8. (25 + 43) × × 8 43 + 25 × × 8 8 × × 43 + 25 8 × × (43 + 25) 43 + (25 × × 8)

Which of these tools or constructions is used to inscribe a hexagon inside a circle?

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.