Joseph had $12.97. He earned some more money mowing the lawn for a friend. Now Joseph has $36.47. How much money did Joseph earn for mowing the lawn?

Atrucker had a load of grain containing 2 tons. she unloaded 1 ton and 1,200 pounds at the warehouse. how much grain does she still have left on the truck?

Which value is not a solution of 8x^3 – 1 = 0

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