the work by Jua16. A sum of Rs 700 is to be used to give seven cash pr

1.	the work by Jua16. A sum of Rs 700 is to be used to give seven cash prizes to students of a school for theiroverall academic performance. It each prize is Rs 20 less than its preceding prize, find thevalue of each of the prizes.students thought of planting trees in and around the school to reduce air
Answer» let the prices be x,x-20,x-40,x-60,x-80,x-100,x-120 sum is 700 7x-420=700 7x=1120 x=160 prices are 160,140,120,100,80,60,40

the work by Jua16. A sum of Rs 700 is to be used to give seven cash prizes to students of a school for theiroverall academic performance. It each prize is Rs 20 less than its preceding prize, find thevalue of each of the prizes.students thought of planting trees in and around the school to reduce air

Answer»

let the prices be

x,x-20,x-40,x-60,x-80,x-100,x-120

sum is 700

7x-420=700

7x=1120

x=160

prices are

160,140,120,100,80,60,40