Mathematics, 06.02.2021 01:00 isabellamoneill

Jamal buys 15 pencils for $0.90 each and a notebook for $1.25. The cashier says the total is $32.25, but Jamal believes there was a mistake. Which equation could he use to check the reasonableness of the total?

A. 15 × 1 + 1 = 16
B. 15 × (1 + 1) = 30
C. 15 × 9 + 1 = 136
D. 15 × (9 + 1) = 150

Answers: 1

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Jamal buys 15 pencils for $0.90 each and a notebook for $1.25. The cashier says the total is $32.25,...

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Jamal buys 15 pencils for $0.90 each and a notebook for $1.25. The cashier says the total is $32.25, but Jamal believes there was a mistake. Which equation could he use to check the reasonableness of the total? A. 15 × 1 + 1 = 16 B. 15 × (1 + 1) = 30 C. 15 × 9 + 1 = 136 D. 15 × (9 + 1) = 150

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Another question on Mathematics

Jamal buys 15 pencils for $0.90 each and a notebook for $1.25. The cashier says the total is $32.25, but Jamal believes there was a mistake. Which equation could he use to check the reasonableness of the total?

A. 15 × 1 + 1 = 16
B. 15 × (1 + 1) = 30
C. 15 × 9 + 1 = 136
D. 15 × (9 + 1) = 150