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Estimation. An apartment building is planning on replacing refrigerators in 50 of its units. If the refrigerators cost $ 771 each, estimate the total cost by rounding both numbers to the nearest 10.

If a set has three elements how many subsets does it have

Solve - 103 = 6x + 17. -16 16 -20 20

A friend makes three pancakes for breakfast. One of the pancakes is burned on both sides, one is burned on only one side, and the other is not burned on either side. You are served one of the pancakes at random, and the side facing you is burned.

Jon's car averages 9 kilometers per liter of gas. How many kiloliters can Jon drive with 22 liters of gas in his car?

My grandson has to draw a model to find each quotient. Here is the problem 3/4 divide 3/16, how do he do this one?

The 5 members of the Wyler family paid $112.50 for admissions to a water park. What was the price, p, of each ticket

A factory made about 75,000 robots last year. The actual number of robots made was rounded to the nearest thousand.

Which cereal cost the most per ounce A 4.92 for 12 ounces B 4.25 for 10 ounces C 5.04 for 14 ounces D 3.92 for 8 ounces

A city lot measures 100 feet x 250 feet. The city zoning ordinance specifies that maximum lot coverage is 40% of the lot. What is the maximum size for a building on this lot?

What's the answer to 2x-4y=20? Solve the literal equation for y.