A can type 30 words in 1 min and B can type 20 words in 1 min. Both A and B can type words in 1 min?
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Answer:
A = 30 words
B = 20 words
by adding we can know how many words can they type in one minute
therefore (a+b) =(30+20)
Ans = 50
they both can type 50 words in a minute
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