Saved Bookmarks
| 1. |
A teacher bought 40 calculators at $8.20 each and a number of other calculator costing $2.95 each. In all he spent $387. How many of the cheap calculators did he buy? |
|
Answer» Let N be the NUMBER of cheaper CALCULATORS. Then n*2.95 + 40*8.20 = 387 n*2.95 = 387 - 40*8.20 n = (387 - 40*8.20)/2.95 n = 20 PLEASE MARK ME AS THE BRAINLIEST I AM IN NEED OF THAT |
|