Find the simple interest earned in a savings account that pays 3% interest if S1000 is deposited for 4
years.

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

Which ratios are equivalent to 10: 16? check all that apply. 30 to 48 25: 35 8: 32 5 to 15