3 4 ? 21 85 110 326

1 3 5 11 21 ? 85

11, 21, 43, 85, 171, 343

Select the correct option that will fill in the blank and complete the series. 21, 43, 85, 171, 341, .......

Molar heat capacity of ethanol is 110.4 JK . Its specific heat capacity is:- 2.4 , 55.2 , 5.078KJ , 110.4

Quadrilateral PLAN PL = 4 cm , LA = 6.5 cm , /_P = 90 ^ @ , angleA = 110 ^@ , angle N = 85 ^ @.

Add 4.00 xx 10^(-2) , 3.26 xx 10^(-3) and 1 xx 10^(-6) to the correct number of significant digits :

Perform each of the following calculations. Round off your answers to three digits. (3.26 xx 10^4) (1.54 xx 10^6)

326 -441+1130 = ? - 141

Construct the following quadrilaterals. Quadrilateral PLAN PL = 4 cm LA = 6.5 cm angle P = 90^@ angle A = 110^@ angle N = 85^@