Mathematics, 30.03.2020 20:39, brin1021

Dean and his younger brother sam are digging a hole to make imu for the luau. Working together it takes them 1.5 hours to finish the hole. If it would take sat twice as long to finish the hole working alone as it would dean how long would it take dean if he had to dig the hole by himself?

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Dean and his younger brother sam are digging a hole to make imu for the luau. Working together it ta...