Math, asked by sandy0423, 10 months ago

Two children A and B are playing a game. A can draw a picture in,30 minutes and B can erase it in 40 .in how much time the picture will draw for 1st time?

Answers

Answered by Anonymous

0

Answer:

120 min

Step-by-step explanation:

>>. (30 × 40 )/ 40-30

>>. 1200/10

>>. 120min

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