Mathematics, 16.11.2020 20:30 jeramiahirwin51
1B. Find the sum of the following nine products: 1 × (10 – 1), 2 × (10 – 2), 3 × (10 – 3), … , 9 × (10 – 9).
1C. A square tablecloth covers an area of 256 sq. in. It is folded in half some number of times until the area that it covers is 8 sq. in. How many times was it folded in half?
1D. In a warehouse, a group of identical robots fills orders. In 10 minutes, 5 robots can fill 20 orders. If 8 robots worked at that same rate for an hour, how many orders would they fill?
1E. The number 2A5A0A2 is divisible by 99. What is the digit A?
Answers: 1
Mathematics, 21.06.2019 15:30
If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80
Answers: 2
Mathematics, 21.06.2019 20:20
Tomas used 3 1/3 cups of flour and now has 1 2/3cups left. which equation can he use to find f, the number of cups of flour he had to begin with? f+3 1/3=1 2/3 f-3 1/3=1 2/3 3 1/3f=1 2/3 f/3 1/3=1 2/3
Answers: 1
1B. Find the sum of the following nine products: 1 × (10 – 1), 2 × (10 – 2), 3 × (10 – 3), … , 9 × (...
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