CBSE CLASS 10 TERM -1

Non terminating & recurring decimal is called

• rational number

• irrational number

• real number

• both 1 & 3

Fundamental theorem of arithmetic is not applicable for

• 16

• 81

• 64

• 11

Application of Euclid's algorithm is to find

• LCM

• HCF

• both LCM & hcf

• none

Solve for x and y if 2ˣ+5ʸ=33

• x=3 , y=2

• x=2 , y=3

• x=-3 , y=-2

if 1 is a zero of the polynomial ax²-3(a-1)-1 then find the value of 'a'

• -1

• 1

• 2

• 4

What is the sum of the reciprocal of the roots of the equation x²-7x+12=0

• -12/7

• 7/12

• 12/7

• 7/20

In the figure find AB/AC

• 3/5

• 5/4

• 5/3

• 53

Find the value of acute angle B if A=30° and sinA =CosB

• 60°

• 30°

• Other

• -60°

Find the value of (PR+OR)

• 17cm

• 16cm

• 15cm

• 14cm

Find x if the mode of the given data is 29:

27,16, x+10 , 23 , 29 , 27 , 31 , 29

• x=19

• x=-18

• x=18

• x=-19