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1370. Arithmetic Progression  - Situation 1 - Class X Maths - CBSE, ICSE, NCERT

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1370. Arithmetic Progression - Situation 1 - Class X Maths - CBSE, ICSE, NCERT

A
Arinjay Jain Academy

19 Views • Jul 13, 2015

Description

In a cinema theatre there are 40 seats in the last row, 35 in 2nd, 30 in 3rd and each successive row follows similarly. If the number of seat in row is 10, how rows are there ?