Math, asked by DRAGONARMY, 1 month ago

mira saves in mahila bachat ghat rupees 10 on first day rupees 14 on second day and so on what will be her saving in month of February 2020

Answers

Answered by dkchakrabarty01

1

Answer:

February has 28 days

Amount =S28=(28/2){2×10+(28-1)×4}

=14×{20+27×4}

=14×4(5+27)Ans

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