Ibps So Agriculture Officer Scale I Exam Template With Answers Page 40
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45IBPS SO Agriculture Officer Scale I
94. Option D
Required percentage =
= 68.75 km/hr
95. Option E
Required percentage =
× 100 = 14
96. .
Option C
Average =
×
=
= [
] =
= 55
97.
Option C
. ×
) (
×
)
Required average =
=
= 34.25
98.
Option C
Let the third number be x. Then, second number = 2x. First number = 4x
So,
+
+
= [
× 3] or
=
or 4x = 24 or x = 6
So, the numbers are 24, 12, 6
99.
Option A
st
nd
rd
th
Sum of temperatures on 1
, 2
, 3
and 4
days = (58 × 4) = 232 degrees .. (i)
nd
rd
th
th
day ⎯ Temp. on 1
Sum of temperatures on 2
, 3
, 4
and 5
days = (60 × 4) = 240 degrees .. (ii)
Subtracting (i) from (ii), we get
th
st
Then, 8x ⎯ 7x = 8 or x = 8
Temp. on 5
day = 8 degrees
st
th
Let the temperatures on 1
and 5
days be 7x and 8x degrees respectively.
th
So, Temperature on 5
day = 8x = 64 degrees
100.
Option D
Total age increased
= (8 × 2) years = 16 years
Sum of ages of two new men
= (21 + 23 + 16) years = 60 years
So average age of two new men = [
] years = 30 years
101.
Option C
Total age of 4 members, 10 years ago
= (24 × 4) = 96 years
= (144 ⎯ 136) = 8 years
Total age of 4 members now
= (96 + 10 × 4) years = 136 years
Total age of 6 members now
= (24 × 6) = 144 years
Sum of the ages of 2 children
Let the age of the younger child be x years.
Then, age of the elder child = (x + 2) years
So,
x + x + 2 = 8
Page 40
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