Coral reads 30 pages of a book on night 1, and 2 less than twice that on night 2. Night 3 Coral reads 3 more pages than the sum of the first two nights. How many total pages did Coral read in the 3 nights? Give the rationale and then the answer.
Let's think step by step. Night 1:30 pages. Night 2:2(30) - 2 = 58 pages. Night 3:3 + (30 + 58) = 91 pages. Total:30 + 58 + 91 = 179 pages.. The answer is: 179.

Super Clean Car Wash Company cleans 80 cars per day. They make $5 per car washed. How much money will they make in 5 days? Give the rationale and then the answer.
Let's think step by step. Each day they will make 80 × $5 = $400. They will make $400 × 5 = $2000 in 5 days.. The answer is: 2000.

A shop sold 29 bags of potatoes in the morning. In the afternoon, the shop sold 17 bags of potatoes. If each bag of potatoes weighs 7kg, how many kilograms of potatoes did the shop sell for the whole day? Give the rationale and then the answer.
Let's think step by step. They sold in the morning and afternoon for a total of 29 + 17 = 46 bags. Each bag weighs 7kg so 46 bags weigh 46 * 7kg = 322kg.. The answer is: 322.