Question

From a total of 10000 anna donated 7000 to a school very many amount was to be divided equally among students as the all-around student rise what was the amount of these price

Answer 1

Answer:

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Answer 2

Answer:

Let the value of the prices be

x,x−20,x−40, .....

This is an arithmetic sequence with first term (a)=xand common difference (d)=−20.

Given,

S

n

= 700

Sn =begin mathsize 12px style straight n over 2 end style [2a + (n - 1)d]

Thus, the values of the prizes are Rs. 160,Rs.140,Rs.120,Rs.100, Rs.80,Rs,60,andRs.40.

Step-by-step explanation:

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