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Name the most appropriate metric unit for each measurement like the mass of cow

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?

Ron has 8 caps and 4 of his caps are blue. thes rest of his cap are red. how many of ron's caps are red