estimate:
5. 18% of 246
6. 145% of 81
7. 71% of324
8. 56% of 65.4
9. theresa makes a long distance phone call and talks for 50 minutes. of these minutes, 25% were spent talking to her brother. woud the time spent talking with her brother be about 8,12, or 15 minutes? explain your reasoning.
Write an equation for each proble. then solve. round to the nearest tenth if necessary.
10. find 14% of 64.
11. what number is 36% of 294?
12. 82% of what number is 73.8?
13. 75 is what percent of 50?