Eight children can fold 5 paper cranes in 6 minutes. (i) How long will it take 36 children to fold 120 paper cranes?

864 minutes

Step-by-step explanation:

8 girls can fold 5 paper cranes in minutes = 6

1 girls can fold 5 paper cranes in minutes = \frac{6}{8}

8

6

1 girls can fold 1 paper cranes in minutes = \frac{\frac{6}{8}}{5}

5

8

6

= \frac{6}{30}

30

6

36 girls can fold 1 paper cranes in minutes = \frac{6}{30} \times 36

30

6

×36

36 girls can fold 120 paper cranes in minutes = \frac{6}{30} \times 36 \times 120

30

6

×36×120

36 girls can fold 120 paper cranes in minutes = 864864

Hence 36 girls can fold 120 paper cranes in 864 minutes

$54.99

step-by-step explanation:

$54.99 includes 500 min. if she does not exceed 500 min then her bill is $54.99