SCHOOL MATHEMATICS Class 10>Chapter 34 - Second Summative Test>SECOND SUMMATIVE TEST>Q 7

HARD

10th West Bengal Board

IMPORTANT

Earn 100

Draw an isosceles triangle whose base is $5.6 cm$ and the length of each equal side is $8 cm$ . Draw the circumcircle of the triangle.

Important Questions on Second Summative Test

MEDIUM

10th West Bengal Board

IMPORTANT

SCHOOL MATHEMATICS Class 10>Chapter 34 - Second Summative Test>SECOND SUMMATIVE TEST>Q 8

The whole surface area of a solid sphere is

2464 sq . cm

. By melting the sphere, how many cones of diameter

8 cm

and height

7 cm

can be formed?

MEDIUM

10th West Bengal Board

IMPORTANT

SCHOOL MATHEMATICS Class 10>Chapter 34 - Second Summative Test>SECOND SUMMATIVE TEST>Q 8

The diameter of base of a right circular cone is

21

decimetre and height

14

decimetre. What will be cost of painting the lateral surface area of the cone at the rate of

₹ 40 per sq . metre

?

EASY

10th West Bengal Board

IMPORTANT

SCHOOL MATHEMATICS Class 10>Chapter 34 - Second Summative Test>SECOND SUMMATIVE TEST>Q 1

A

invests

₹ 1200

for

9

months and

B

invests

₹ 1800

for

6

months in a business. The ratio of the profit of

A

and

B

is

EASY

10th West Bengal Board

IMPORTANT

SCHOOL MATHEMATICS Class 10>Chapter 34 - Second Summative Test>SECOND SUMMATIVE TEST>Q 1

If

x

directly varies as

y

and

x

inversely varies as

z

, then the relation between

y

and

z

is

MEDIUM

10th West Bengal Board

IMPORTANT

SCHOOL MATHEMATICS Class 10>Chapter 34 - Second Summative Test>SECOND SUMMATIVE TEST>Q 1

If the roots of the equation

x^{2} - (2 m + 1) x + (2 m - 1) = 0

are equal in magnitude but opposite sign, then the value of

m

is

EASY

10th West Bengal Board

IMPORTANT

SCHOOL MATHEMATICS Class 10>Chapter 34 - Second Summative Test>SECOND SUMMATIVE TEST>Q 1

The radius of two circles are

3.5 cm

and

2 cm

. The circles touch each other externally. The distance between the centres of the circles is:

MEDIUM

10th West Bengal Board

IMPORTANT

SCHOOL MATHEMATICS Class 10>Chapter 34 - Second Summative Test>SECOND SUMMATIVE TEST>Q 1

In the adjacent figure

D E ∥ B C

,

A D = 9 cm

and

D B = 6 cm

. Then if

A E = 6 cm

then the length of

E C

is

EASY

10th West Bengal Board

IMPORTANT

SCHOOL MATHEMATICS Class 10>Chapter 34 - Second Summative Test>SECOND SUMMATIVE TEST>Q 1

The volume of a sphere of diameter

R cm

is