MENTAL MATHS QUIZ ( class 10th )

HCF OF (2¹²⁵-2¹⁵) is ?

• 9

• 31

• 7

• 8

Tags

CCSS.HSA.APR.A.1

Solve for x and y if 2ˣ+5ʸ=33

• x=3 , y=2

• x=2 , y=3

• x=-3 , y=-2

Tags

CCSS.HSA.CED.A.1

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

• -1

• 1

• 2

• 4

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.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

Tags

CCSS.HSA.APR.B.2

In the figure find AB/AC

• 3/5

• 5/4

• 5/3

• 53

Tags

CCSS.HSG.CO.C.9

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

• 60°

• 30°

• Other

• -60°

Tags

CCSS.HSG.SRT.C.7

Find the value of (PR+OR)

• 17cm

• 16cm

• 15cm

• 14cm

Tags

CCSS.HSG.C.A.2

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

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2

Find the area of the shaded region .

• -77m²

• 770²m

• 770m²

• 77³

Tags

CCSS.6.G.A.1

What is the value of 5∅, if tan 2∅=cot3∅?

• 99³

• -90°

• -99²

• 90°

Tags

CCSS.HSF.TF.C.9