76KamLan
03.08.2019 •
Mathematics
Amaths teacher bought 40 calculators at $8.20 each and a number of other calculators costing $2.95 each.in all she spent$387. how many of the cheaper calculators did she buy?
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Ответ:
$387 - $328 = $59
$59 ÷ $2.95 = 20 calculators
Ответ:
To find out the answer, we should come up with an equation.
The equation is (1600-200) ÷ 2
1600 - 200 is 1,400
1,400 divided by 2 is 700
So, Joseph scores 700 points.