Question

A sum of ₹800 is to be to give ten cash prizes. If each prize is ₹ 10 less than its preceding prize then the value of first prize is​

Answer 1

Step-by-step explanation:

Total number of cash prizes=10

sum of rupees =800

Therefore,

Amount of first prize= 800/10

= 80

Answer 2

Answer:

710

Step-by-step explanation:

Arithmetic progression:

an=a+(n-1)d

an=800

n=10

d=10

Therefore a=an-(n-1)d

a=800-(10-1)10

 =800-90

 =710

The value of the first prize is therefore 710 Rs