81)

What is the average of the first 8 multiples of 8?

SSC Selection Post Matric 2022

A)

33

B)

34

C)

36

D)

32

82)

The average of 15 numbers is 30, while the average of 13 of these numbers is 32. If the remaining two numbers are equal, then what is each of the two numbers?

SSC Selection Post Matric 2022

A)

17

B)

31

C)

16

D)

34

83)

The average weight of A, B and C is 65 kg. If the average weight of A and B is 63.5 kg, and the average weight of A and C is 67.5 kg, then the weight of A (in kg) is:

SSC CPO 2020

A)

67

B)

65

C)

68

D)

60

84)

The average of twelve numbers is 39. The average of the last five numbers is 35, and that of the first four numbers is 40. The fifth number is 6 less than the sixth number and 5 more than the seventh number. The average of the fifth and sixth numbers is:

SSC CPO 2020

A)

44

B)

47

C)

50

D)

39

85)

The average weight of a group of 3 people A, B and C is 70 kg. When D joins this group, the average becomes 60 kg, One man E, whose weight is 5 kg more than that of D, replaces A and the average weight of B, C, D, and E now becomes 59 kg. A's weight (in kg) is:

SSC CPO 2020

A)

40

B)

50

C)

59

D)

39

86)

If A is \(\frac 1 6\) of C, and B is twice of A, and the average of A, B and C is 30, then the difference between A and C is:

SSC CPO 2020

A)

60

B)

40

C)

80

D)

50

87)

The average weight of a group of 3 people A, B and C is 70 kg. When D joins this group, the average becomes 60 kg. E's weight is 5 kg more than that of D, replaces A and the average weight of B, C, D, and E now becomes 59 kg. What is the average weight (in kg) of A, D and E? (Correct to the nearest integer)

SSC CPO 2020

A)

40

B)

35

C)

39

D)

30

88)

If the average price of three chairs is Rs. 14,014 and their prices are in the ratio of 3 : 4 : 7, then the highest price (in Rs.) of chair is:

SSC CPO 2020

A)

5005

B)

3,003

C)

9,009

D)

21,021

89)

The average temperature for Monday, Wednesday and Friday was 41°C. The average for Wednesday, Friday and Thursday was 42°C. If the temperature on Thursday was 43°C, then the temperature on Monday was:

SSC CPO 2020

A)

41°C

B)

42°C

C)

43°C

D)

40°C

90)

The average weight of A, B and C is 65 kg. If the average weight of C and B is 61.5 kg, and the average weight of A and C is 68.5 kg, then the weight of C (in kg) is:

SSC CPO 2020

A)

65

B)

68

C)

67

D)

60