Evaluate the
3.791 + 46.405 + 9.21 + 7.0

Evaluate: 35.9 - 2.1 xx 0.9 + 17.2 div 0.4 - 0.4

Evaluate : (a) 0.9bar7 (b) 0.2345

Evaluate: a. (3)/(7) div 9

Evaluate : (x) (9a - 7b) (3a - b)

Find the value of ? 3 , 2 =7 5 , 4 =23 7 , 6 = 47 9 , 8 = 79 10 , 9 = ?

Evaluate the difference: 7/(9)-13/(21)

Evaluate: 21+7+7-11-14

Evaluate: 1. 5^3-0. 9^3-0. 6^3

Evaluate the following : {:(a.,|20 - 9|,b.,|16-7|),(c.,|3-(9-1)|,d.,|15-(20 - 11)|),(e.,|21 - (39 - 11)|,f.,|28 - (32 - 15)|):}

Evaluate the sum: 9(3)/(7)+2(4)/(7)