RSMSSB LDC exam paper N to R – 2018 English Paper (Answer Key) First Shift

101. The average salary of a group of unskilled workers is ₹10,000 and that of a group of skilled workers is ₹ 15,000. If the combined average salary is 12,000, then the percentage of skilled workers is –
(A) 50%
(B) 60%
(C) 30%
(D) 40%

102. If log102= 0.3010, the value of log5 1024 is –
(A) 6.931
(B) 1.386
(D) 3.010
(C) 4.306

103. A passenger train takes 2 hours less for a . journey of 300 km if its speed is increased by 5 km/hr from its usual speed. The usual speed of train is –
(A) 15 km/hr
(B) 20 km/hr
(C) 25 km/hr
(D) 30 km/hr

104. which of the following is an equation ?
(A) 9-5 = 4
(B) (x+y)² = x² + 2xy + y²
(C) x = 0
(D) x+2 = 0

105. The value of (423801)½ + (2280)½ is –
(A) 802
(B) 812
(C) 902
(D) 912

106. If A, B, C are the angles of a triangle, then the value of  is equal to –

(A)
(B) tan (A+B+C)
(C) 0
(D) 1

107. If birth rate and death rate of a city is 10% each, what will be the approximate population of the city after 2 years, if current population is 3000 ?
(A) 3630
(B) 3000
(C) 2940
(D) 3060

108. Area of rea of piece of a canvas is 1105 m2. A Conical tent is to be made by canvas with iming that all the base area 616 m2. Assuming that all the Stiching margins and the wastage incurred while cutting,amounts to approximately 5 m2, then the height of the tent is –
(A) 18.20 m
(B) 21 m
(C) 20.71 m
(D) 24 m

109. Water in a canal, 6m wide and 1.5m deep, is flowing with a speed of 10 km/h. If 8 cm of standing water is needed, then how much area will it irrigate in 30 minutes ?
(A) 80.76 hectares
(B) 76.56 hectares
(C) 56.25 hectares
(D) 91.47 hectares

110. Study the given line graph. Carefully to answer the question :

What is the percentage increase in export (from the lowest to the highest for the given
years ?
(A) 300%
(B) 400%
(C) 200%
(D) 250%

111. The perimeter of a certain sector of a circle is equal to the length of the arc of a semicircle having the same radius, then the angle of the sector in degree is –
(A) 65° 5′ 11″
(B) 65° 45′ 5″
(C) 65° 27 16″
(D) 65° 45′ 45″

112. Basan Base of a hemisphere, a’ cylinder and a cone is equal and also the heights are same. The ratio of their volumes is –
(A) 3 : 2 : 1
(B) 2 : 1 : 3
(C) 1 : 2 : 3
(D) 2 : 3 : 1

113. A metallic sphere of radius 2.1 cm is melted and reset into sphere ball of half radius of origin sphere. How many such spherical balls can be made ?
(A) 6
(B) 8
(C) 2
(D) 4

114. How many cubes of 25 cm edge can be put in a cubical box of 1 m edge ?
(A) 32
(B) 64
(C) 4
(D) 16

115. If point A (x, y) is equidistant from the point B (3, -4) and C (-2, 0) then –
(A) 10x – 8y = 21
(B) 10x + 8y = 16
(C) 4x – 8y = 16
(D) 4x-13 = 2y

116. In the adjoining figure, ZADE = ZB, AE = 8 cm, EB = 7 cm, BC = 9 cm, and DC = 2 cm, then the length DE is –

(A) 6.75 cm
(B) 7.8 cm
(C) 2.1 cm
(D) 6 cm

117. Two parallel lines AB and CD are intersected by a transversal EF at M and N respectively. The lines MP and NP are the bisectors of interior angles ZBMN Ind DNM on the same side of the Transversal. Then ZMPN is equal to :

(A) 90°
(B) 120°
(C) 45°
(D) 60°

118. Two numbers are in the ratio 6:7. If 4 is added to each of the numbers, the ratio becomes 13 : 15, then the smaller number is –
(A) 56
(B) 60
(C) 36
(D) 48

119. If a = 1 and b =1 is a solution of the equation 5a + p = 17b, then the value of p is –
(A) 11
(B) 12
(C) 5
(D) 7

120. Solution of the equation

(A)
(B)
(C)
(D)

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