Question

Kargil's temperature was recorded in a week from Monday to Saturday. All reading were in A.P.The sum of temperature of Monday and Saturday was 5 degree Celsius more than sum of temperatures of Tuesday and Saturday. If temperature of Wednesday was -30 degree Celsius then find the temperature on other five days.

Answer 1

monday -20°c
Tuesday -25°c
Wednesday -30°c
Thursday -35°c
Friday -40°c
Saturday -45°c

Answer 2

(a+4d),(a+2d)(a)(a-2d)(a-4d)
a=-30
a+4d+a-4d=a+2d+a-4d+5
2a=2a-2d+5
2d=5
d=5/2
d=2.5
mon =-20
tue=-25
wed=-30
thu=-35
fri=-40
sat=-45