`(256×256−144×144)/112` is equal to (a) 420        (b)  400     (c)  360       (d)  320

(256 xx 256 - 144 xx 144)/(112) is equal to

sqrt(4+ sqrt(144)) is equal to :

2^(3^2) = (a)64 (b) 32 (c)256 (d) 512

The third proportional of 3 and 27 is (a) 243 (b) 256 (c) 289 (d) 225

The square root of (272^(2)-128^(2)) is (a) 144 (b) 200(c)240(d)256

If (144)/(0.144)=(14.4)/(x), then the value of x is (a) 0.0144 (b) 1.44(c)14.4 (d) 144

The banker's discount on a bill due 4 months hence at 15% is Rs 420. The true discount is (a) Rs 400 (b) Rs 360 (c) Rs 480 (d) Rs 320

In Fig.111, if A B C D then x= (a) 154 (b) 139 (c) 144 (d) 164

In Fig.111, if A B C D then x= (a) 154 (b) 139 (c) 144 (d) 164