George wants to buy a bike that costs 200 dollars. He decides to do odd jobs to earn the money for the bike. In June, George mowed 10 lawns, washed 8 cars, and waxed 6 cars. How much more money does he need to buy the bike?

The complete question is,

George wants to buy a $200 bike by the end of the summer. He decides to do odd jobs to earn the money for the bike. He mows lawns, washes cars, and waxes cars. His rates are $10 for a mowed lawn, $8 for a washed car, and $4 for a waxed car. By the end of June, George has mowed 10 lawns, washed 8 cars, and waxed 6 cars. How much more money does he need to buy the bike? A. $32 B. $48 C. $12 D. $40

Given,

George wants to buy a $ 200 bike

$10 for a mowed lawn

$8 for a washed car

$4 for a waxed car

George has mowed 10 lawns, washed 8 cars, and waxed 6 cars

For 10 lawns George earned

10 lawns × $ 10 = $ 100

For 8 washed cars George earned

8 cars × $ 8 = $ 64

For 6 waxed cars George earned

6 cars × $ 4 = $ 24

A total amount earned by George is = $ 100 + $ 64 + $ 24 = $ 188

As George wants to buy a $200 bike, he will need,

$ 200 - $ 188 = $ 12 more.

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