(14^2 – 13^2 ) divide 3 = ?^2 (a) 9 (b) 3 (c) 27 (d) 6 (e) None of these

(c) ?/46x16=368 ?=368x46/16=1058

(a) ?= 351/6x0.5=117

(d) 18x?=7776/12 ?=7776/12x18=36

(e) ?=11x55/5+9 = 121 + 9 = 130

(e) 59475/√?=195x5 √?=59475/195*5=61 61 × 61 = 3721

(c) ?= √1296 divide √36 =36 divide 6 =6

(c) 112 ÷ 7 ÷ 4 = 8 × ? 8 x ?= 112/7x4 ?=4/8=1/2=0.5

(d) ? = 18 + 17 x 3-1/8-15 divide 3-1 =15+51-1/ 8-5-1 =68/2 =34

(e) 18 x 15 - 50/ (40 x 80) divide 160 = ? 220/20= 11

(c) ? = 36/7 x  49/6 x  8/63 =16/3 =5 1/3