Round to the nearest whole number to estimate the sum of 23.19 and 13.7. then give the exact sum.

you very much if you answer : 3

Write each expression in exponential form and find its value. 3 x 3 x 3

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Tanya has $42 to spend at the dolphin island store. tshirts sell for $7 each and a pair of sunglases sells for $6.tanya buys 3 tshirts. how many pairs of sunglases can she buys with the amount of money she has left