1. (153 x 109) + (82 x 153) + (153 x 91) = ?
a) 14,300 b) 15,300 c) 16,300 d) 17,300
2. In the geometric series, , , ,????, the 8th term is
a) b) c) d)
3. The average weight of a group of 25 boys was calculated to be 30 kg. It was later discovered that [...]
1. Gas law was given by
a) Boyle
b) Ostwald
c) Arrhenius
d) Faraday
2. The unit of work and energy is
a) joule
b) Newton
c) Coulomb
d) Diaptre
3. Unit of charge is
a) coulomb
b) farad
c) Newton
d) volt
4. ?Decibel? is a unit of
a) sound intensity
b) light
c) heat
d) electricity
5. Ball pen works on the principle of
a) Viscosity
b) Boyle?s law
c) Gravitational force
d) Capillarity [...]
RATIO AND PROPORTIO1. What is the ration between the ages of Suresh and Ramesh if their ages are 18 years and 24 years respectively.
a) 4:3
b) 2:3
c) 3:4
d) 8:3
2. If A:B =4:3, B: C=5:2 then A:B:C is
a) 20:6
b) 6:2:4
c) 1:2:3
d)20:15:6
3. If 6 girls complete a work in 15 days then 9 girls will complete the work [...]
1. If the sides of a square be increased by 50% the present increase in the area will be
a) 100%
b) 25%
c) 125%
d) 60%
2. In a rhombus whose area is 144cm2 one of its diagonals twice as long as the other. What are the length of the diagonals.
a) 6,12cm
b) 8,16cm
c)10,20cm
d) 12,24cm
3. The length of a right [...]
1. How many times do the hands of a clock coincide in a day?
a) 22times
b) 20times
c) 44times
d) 11times
2. How many times are the hands of a clock at right angles in a day?
a) 22 times
b) 11 times
c) 44 times
d) None
3. How much does a watch gain or lose per day of its hands coincide [...]
1. The sum of the ages of father and son is 48 years. After 21 years, father?s age will be twice the age of his son. What is their present age?
a) 9,39
b) 8,28
c) 4,28
d) 7,29
2. A tap can fill a tank in 25 minutes and another can empty it in 50 minutes. If both [...]
1. Calculate the compound interest for Rs.1000 at 5% compound interest for 2 years.
a) Rs.102.50
b) Rs.105
c) Rs.109
d) Rs.109.25
2. Find the compound interest for Rs.1,000 at 10% for 11/2 years when interest is accounted at every six months.
a) Rs.1,150
b) Rs.1,158
c) Rs.160
d) Rs.167
3. A sum yields interest of Rs.3,783 in 3 years at 5% per annum of [...]
1. In how many years a certain sum became double at 5% yearly.
a) 5
b) 10
c) 20
d) 15
2. A sum of money at simple interest amounts to Rs.2800 in 2 years and Rs.3250 in 5 years. Find the rate of interest.
a) 8%
b) 4%
c) 2%
d)6%
3. What sum of money will yield Rs.17 4/5 as interest in 5 [...]
1. A,B,C opened a shop by contributing Rs.2000, Rs.1000 and Rs.6000. At the end of the year the profit was Rs.1800. What is the share of B?s profit.
a) Rs.200
b) Rs.400
c) Rs.600
d) Rs.1000
2. A,B,C,D are four partners in a business A invested ?,B invested1/5,invested 1/3 and the rest was invested by D. Find in what ratio [...]
1. A man purchased 5 horses at the rate of Rs.1,200 each. 6 horses at the rate of Rs. 700 each and 9 horses at the rate of Rs.1,000, each calculate the average cost of one horse.
a) Rs.600
b) Rs. 850
c) Rs.960
d) Rs.1,200
2. The average weight of a class of 35 students is 47.5kg. [...]