Question

Your grandmother gave you $8.34 with which to buy a present. This covered 3/4 of the cost. How much did the present cost???

Answer 1

so 8.34=3/4 of preset
find 4/4 of present
divide 8.34 by 3
8.34/3=2.78=1/4 of present
1/4 times 4=4/4
2.78 times 4=4/4 present=11.12

answe ris present cost $11.12