- The sum of ages of three brother born of the intervals of 2 years each is 42 years. What is the age of the youngest brother ?
10121189Option B

x+(x+2)+(x+4)=42 (given the intervals are 2 years)

3x+6=42

x =36/2=12

Age of the youngest brother=12 years - Cost of a table is Rs .5000 and selling price is Rs. 7000.What is the profit percent?
2030405025Option C

Profit % = p/c.p x 100

=2000/5000 x 100

P%=40 - Ganesh can do a task in 4days . Prem can do a task in 6 days. How long if will take if both Ganesh & Prem work together?
1day 4hrs2day 4hrs2day 6hrs3day 4hrs4day 4hrsOption C

Ganesh 1day work=1/4

Prem 1day work =1/6

(Ganesh+Prem) =1/4+1/6=5/12

So Ganesh& Prem will complete in 12/5=2day 4hrs together. - If a boat travels with a speed 50km/hr in still water and the speed of stream is 10km/hrs . What would be the time taken by boat to go 80 km upstream?
32148Option B

Upstream speed = x-y km/hr

=50-10=40 km/hr

T=distance/speed

T=80/40=2hrs - what is the simple interest on Rs 60000 at 5 ½% per annum for 2 years?
50004500660040006500Option C

S.I = P X R X T/100=60000 x 5 ½ x 2/ 100

S.I=Rs 6600 - Ram deposits Rs .20,000 for 2years with 5% compound interest. What amount will be get at last?
Rs .12050Rs .22050Rs .20050Rs .13050Rs .15050Option B

Amount= P x (1+r/100)n

=20000 X (1+5/100)2

=20000 x 105/100)2

=20000x 105×105/10000

=Rs .22050 - A florist choose one rose at random from the basket which have rainbow colors of roses. what is the probability of choosing yellow color rose?
1/51/81/91/71/4Option D

S=(rainbow color roses)

S=(V,I,B,G,Y,O,R)=N(S)=7

P(Yellow rose)=P(S)/N(S)=1/7 (Only one yellow rose) - How many multiples of 2 are there in 10 to 80?
3435363340Option C

Multiples of 2 =>last digits must be 0, 2, 4, 6, 8

And first digit 1,2 ,3,4,5,6,7,

So there are 7 choices for the first number and 5 choices for the second number.

So there are 5x 7 =3 5 + 1= 36 (include 80) multiples of 2 in between 10 and 80. - In a shop two partners invested in the ratio 10:20 and they got the profits in the ratio 5:4.If the first partner invest the money for 10 months the how many months the second partner invested?
1512171618Option D

Investment ratio: 10:20

Profit ratio :5:4

First partner invested 10 months.

Second parner invested x (take) months.

So 10 x 20 / 10 x x = 5/4

20/x = 5/4

x = 16 months - Two glasses of equal capacity contains sand and color powder.The ratio of the mixing is 2:3 and 5:4 respectively. These mixture are transferred into a big bowl.Then what is the ratio of sand and color powder in the bowl?
1:21:11:31:41:6Option B

Ratio= 2 + 5 : 3+4 = 7: 7= 1:1

- The sum of ages of three brother born of the intervals of 2 years each is 42 years. What is the age of the youngest brother ?
10121189Option B

x+(x+2)+(x+4)=42 (given the intervals are 2 years)

3x+6=42

x =36/2=12

Age of the youngest brother=12 years - Cost of a table is Rs .5000 and selling price is Rs. 7000.What is the profit percent?
2030405025Option C

Profit % = p/c.p x 100

=2000/5000 x 100

P%=40 - Ganesh can do a task in 4days . Prem can do a task in 6 days. How long if will take if both Ganesh & Prem work together?
1day 4hrs2day 4hrs2day 6hrs3day 4hrs4day 4hrsOption C

Ganesh 1day work=1/4

Prem 1day work =1/6

(Ganesh+Prem) =1/4+1/6=5/12

So Ganesh& Prem will complete in 12/5=2day 4hrs together. - If a boat travels with a speed 50km/hr in still water and the speed of stream is 10km/hrs . What would be the time taken by boat to go 80 km upstream?
32148Option B

Upstream speed = x-y km/hr

=50-10=40 km/hr

T=distance/speed

T=80/40=2hrs - what is the simple interest on Rs 60000 at 5 ½% per annum for 2 years?
50004500660040006500Option C

S.I = P X R X T/100=60000 x 5 ½ x 2/ 100

S.I=Rs 6600 - Ram deposits Rs .20,000 for 2years with 5% compound interest. What amount will be get at last?
Rs .12050Rs .22050Rs .20050Rs .13050Rs .15050Option B

Amount= P x (1+r/100)n

=20000 X (1+5/100)2

=20000 x 105/100)2

=20000x 105×105/10000

=Rs .22050 - A florist choose one rose at random from the basket which have rainbow colors of roses. what is the probability of choosing yellow color rose?
1/51/81/91/71/4Option D

S=(rainbow color roses)

S=(V,I,B,G,Y,O,R)=N(S)=7

P(Yellow rose)=P(S)/N(S)=1/7 (Only one yellow rose) - How many multiples of 2 are there in 10 to 80?
3435363340Option C

Multiples of 2 =>last digits must be 0, 2, 4, 6, 8

And first digit 1,2 ,3,4,5,6,7,

So there are 7 choices for the first number and 5 choices for the second number.

So there are 5x 7 =3 5 + 1= 36 (include 80) multiples of 2 in between 10 and 80. - In a shop two partners invested in the ratio 10:20 and they got the profits in the ratio 5:4.If the first partner invest the money for 10 months the how many months the second partner invested?
1512171618Option D

Investment ratio: 10:20

Profit ratio :5:4

First partner invested 10 months.

Second parner invested x (take) months.

So 10 x 20 / 10 x x = 5/4

20/x = 5/4

x = 16 months - Two glasses of equal capacity contains sand and color powder.The ratio of the mixing is 2:3 and 5:4 respectively. These mixture are transferred into a big bowl.Then what is the ratio of sand and color powder in the bowl?
1:21:11:31:41:6Option B

Ratio= 2 + 5 : 3+4 = 7: 7= 1:1