# What is the total surface area of a right circular cone of height 14 cm and base radius 7 cm

1.  344.35 cm2

2.  462 cm2

3.  498.35 cm2

4.  None of these

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Explanation :
No Explanation available for this question

# A right triangle with sides 3 cm, 4cm and 5 cm is rotated about the side of 3 cm to form a cone. The volume of the cone so formed is

1.  12π cm3

2.  15 π cm3

3.  16 π cm3

4.  20 π cm3

4

12π cm3

Explanation :
No Explanation available for this question

# The slant height of a right circular cone is 10 m and its height is 8 m. find the area of its curved surface

1.  30π m2

2.  40π m2

3.  60π m2

4.  80π m2

4

60π m2

Explanation :
No Explanation available for this question

# 25, 36, 49, 81, 121, 169, 225

1.  36

2.  49

3.  121

4.  169

4

36

Explanation :
No Explanation available for this question

# If a right circular cone of height 24 cm has a volume of 1232 cm3, then the area of its curved surface is

1.  154 cm2

2.   550 cm2

3.  704 cm2

4.  1254 cm2

4

550 cm2

Explanation :
No Explanation available for this question

# The slant height of a conical mountain is 2.5 km and the area of its base is 1.54 km2. The height of the mountain is

1.  2.2 km

2.  2.4 km

3.  3 km

4.  3.11 km

4

2.4 km

Explanation :
No Explanation available for this question

# 1, 2, 6, 15, 31, 56, 91

1.  31

2.  91

3.  56

4.  15

4

91

Explanation :
No Explanation available for this question

# If the area of the base of a right circular cone is 3850 cm2 and its height is 84 cm, then the curved surface area of the cone is

1.  10001 cm2

2.  10010 cm2

3.  10100 cm2

4.  11000 cm2

4

10010 cm2

Explanation :
No Explanation available for this question

# An amount of money was lent for 3 years. What will be the difference between the simple and the compound interest earned on it at the same rate I. The rate of interest was 8 p.c.p.a II. The total amount of simple interest was Rs. 1200

1.  If the data in statement I alone are sufficient to answer the question, while the data in statement II alone are not sufficient to answer the questions

2.  If the data in statement II alone are sufficient to answer the question, while the data in statement I alone are not sufficient to answer the questions

3.  If the data either in statement I or in statement II alone are sufficient to answer the questions

4.  If the data in both statements I and II together are not sufficient to answer the questions

5.  If the data in both statements I and II together are necessary to answer the questions

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If the data in both statements I and II together are necessary to answer the questions

Explanation :
No Explanation available for this question

1.  27

2.  34

3.   43

4.  48

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