Divide 387 ÷ 42 using base 20 blocks.

10% of 1,900,000. show me how you got the answer

Which equation is y = -6x2 + 3x + 2 rewritten in vertex form?

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?