Shelley spent 17 minutes washing the dishes. she spent 38 minute cleaning her room. explain how can use mental math to find how long shelley spent on the two tasks.

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?

Afair die is cast four times. calculate the probability of obtaining exactly two 6's round to the nearest tenth of a percent

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