ARITHMETIC A can complete 60% of the work in9 days a | Data Interpertation & airthmatic

ARITHMETIC


A can complete 60% of the work in9 days and A and B together can complete half of the work in 4.5 days. If A, B and C together can complete 40% of the work in 3 days and they are gets the total wages is 1200, then what is the wage of B?

a) Rs.200
b) Rs.360
c) Rs.280
d) Rs.400
e) Rs.380

The ratio of the marked to cost price of the mobile is 6:5. If the shopkeeper offers a discount of 15% on the marked price of the mobile, then what is the profit percentage?

a) 2%
b) 3%
c) 1.5%
d) 3.5%
e) Cannot be determined

The sum of the speed of boat in still water and stream is 20 kmph and the speed of the boat against stream is 10 kmph. What is the speed of stream?

a) 2 kmph
b) 4 kmph
c) 5 kmph
d) 6 kmph
e) None of these

The ratio of the volume of cone to cylinder is 5:4 and ratio of the radius of cone to cylinder is 1:2. If the difference between the height of cylinder and cone is 4 cm, then what is the curved surface area of the cone?

a) 616 cm2
b) 550 cm2
c) 482 cm2
d) 624 cm2
e) Cannot be determined

Ratio of the ages of Anu and Aditi is 3:8 and after 5 years the ratio of the ages of Aditi to Ambi is 7:5. If the sum of the ages of Aditi, Ambi and Anu is 32 years, then what is the present age of Anu?

a) 12 years
b) 15 years
c) 9 years
d) 3 years
e) None of these

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