English, asked by jaswanth2007cbe, 4 months ago

the Classes
10 - 20, 20 - 30, 30 – 40, ... 90 - 100
are called

Answers

Answered by ananthamananth682

1

10+20=30/2=15

20+30=50/2=25

30+40=70/2=35

90+100=190/2=95

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