Hakeem finds some nickels and pennies in his change purse. How many coins does he have if he has 80 nickels and 50 pennies? How many coins does he have if he has n nickels and p pennies?

Hii1977 cleaner shrimp are a species of shrimp that clean parasites from other organisms. fish allow the shrimp to eat the parasites in their mouth. the shrimp get a source of nutrition. the relationship between the shrimp and the fish is this association indicates that for the smaill aneser arecommensal,mutualistic,or parasitic for the begger one the anser are the shrimp and fish benefit each other , the shrimp harm the fish, or the fish do not benetit from the shrimp

Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out

You buy 4 items that cost 2.69 14.45 8.05 13.95 what is the estimated total round to the nearest dollar