Answer: 81
Step-by-step explanation:
Mean of four nos = 85
Score = 85 x 4 = 340
Deduct 97 from 340 = 243
Mean of three nos. 243/3 = 81
Answer:
Step-by-step explanation:

Im going to assume that 3√ is √3
And √3 is irrational because You cant square root it without getting nuked with a Random Number generator of decimals.
Answer:
27
Step-by-step explanation:
45÷10= 4.5
4.5×6= 27 minutes