Solve `48. 2xx2. 5xx2. 2+?=270` (a) 6.5 (b) 2.8 (c) 4.9 (d) 3.4 (e) 1.2

(4. 2xx4. 2-1. 9xx1. 9)/(2. 3xx6. 1)=? (a) 0.5 (b) 1 (c) 1.9 (d) 4.2

Solve 2.5xx4.8+7.2xx1.5-1.2xx14=? (a) 1.2(b)6.5(c)4(d)4.8(e)6

Solve (294-:14xx5+11)/(?)=8^(2)-:5+1.7 (a) 8 (b) 6 (c) 12 (d) 5 (e) 10

Multiply and express as a mixed fraction : (a) 3 xx 5 1/5 (b) 5 xx 6 3/4 (c) 7 xx 2 1/4 (d) 4 xx 6 1/3 (e) 3 1/4 xx 6 (f) 3 2/3 xx 8

3^(3.5)xx21^(2)xx42^(2.5)-:2^(2.5)xx7^(3.5)=21^(?) a.6.5 b.8 c.10 d.12.5 e.None of these

Perform the following multiplication a) 2/9 xx 7/8 xx 1/9 b) 1/3 xx 4/5 xx 1/4 c) 1/3 xx 2/4 xx 5/3 d) 1/2 xx 1/3 xx 1/4 e) 1/5 xx 2/5 xx 2/3 f) 2/3 xx 5/6 xx 1/4

Find the value of (-9/5 +( -8/5 ) ÷ 5/2 times (-5/4 ) ) (a) -1 (b) -3 (c) 2 (d) -8

Multiply and express as a mixed fraction : (a) 3xx(5)(1)/(5) (b) 5xx(6)(3)/(4) (c) 7xx(2)(1)/(4) (d) 4xx(6)(1)/(3)( e) (3)(1)/(4)xx6( f )(3)(2)/(3)xx8