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Newbie

Find the sum of all multiples of 9 lying between 300 and 700.

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An Important question based on Arithmetic progression Chapter of R.S Aggarwal book for ICSE & CBSE Board. This is the ...Read more

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Newbie

Find the sum of all natural numbers less than 100 which are divisible by 6.

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In this Question you have to find (i) sum of all natural numbers (ii) which is divisible by the given ...Read more

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Newbie

Ramkali saved Rs 5 in the first week of a year and then increased her weekly saving by Rs 1.75. If in the nth week, her weekly savings become Rs 20.75, find n.

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Ramkali saved Rs 5 in the first week of a year and then increased her weekly saving by Rs 1.75. ...Read more

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Newbie

Two water taps together can fill a tank in 9 and 3/8 hours. The tap of larger diameter takes 10 hours less than the smaller one to fill the tank separately. Find the time in which each tap can separately fill the tank.

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Quadratic Equations Exercise 4.3 Two water taps together can fill a tank in 9 and 3/8 hours. The tap of larger diameter ...Read more