3 apples plus 2 pears cost .78 but 2 apples and 3 pears cost .82. What is the cost of 1 apple and 1 pear?

Answer 1

3a+2p=.78
2a+3p=.82

#1 x 3 : 9a+6p=2.34
#2 x 2 : 4a+6p=1.64
subtract them ...
5a = .70
a=.14
in #1
3(.14) + 2p = .78
p = .18

so 1 apple and 1 pear = .....

Answer 2

34c

Answer 3

A box full of exercise books weigh 12kg.if one exercise book weigh 10.2g.find the approximate number of exercise books in the box

Answer 4

Gimme the answer

Answer 5

Mugmogblug