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Solve.The price of a shirt was reduced from $33.10 to $21.51 . What was the percent of decrease in the price?

Solve the problem.Students at Maple School earned $690 selling candles. They want to make $2000 for a club trip. What percent of their goal has been reached?

Find fractional notation for the ratio. You need not simplify.5.2 to 50

Solve.7x – (3x – 1) = 2

Solve using the addition and multiplication principles.9 + 10z – 4 ≥ 9z – 4

Translate to an equation and solve. 92% of what is 69 ?

Solve using the addition and multiplication principles.6 – 10y + 7 ≥ -11y + 21

Find fraction notation and simplify.0.8%

Find fractional notation for the ratio. You need not simplify.Of a family’s $990 weekly income, $99 usually goes toward groceries. What is the ratio of the amount spent on groceries to weekly income?

Determine whether the two pairs of numbers are proportional.130, 21 and 180, 30