Instructions

In the following table, the number of officers and clerks working in five different departments of an office is given. Read the table carefully and answer the questions given below it. Department Officer Clerk

Question 101

What is the difference between the total number of officers and clerks taking all the departments together ?

Question 102

The respective ratio betWeen the number of officers in department C and that of clerks in department B is

Question 103

By what percent is the number of officers more than that of clerks taking all the departments together ?

Instructions

For the following questions answer them individually

Question 104

A boat running downstream covers a distance of 16 km in 2 hours while for covering the same distance upstream, it takes 4 hours. What is the speed of the boat in still water ?

Question 105

Two persons A and B start a business with investments of Rs. 24000 and Rs.28000 respectively. After 4 months C also joined them with certain investment. Total profit at the end of the year was Rs. 19950. Câ€™s share in profit was Rs. 7600. What was the Câ€™s investment in the business ?

Question 106

A car starts at 11 am from point A towards point B at 36 kmph while another car starts at 1 pm from point B towards A at 44 kmph. They cover a distance of 592 km till meeting. At what time will they meet each other ?

Question 107

The ratio of present ages of P and Q is 8 : 5. After 4 years their ages will be in the ratio 4 : 3 respectively. What will be the ratio of Pâ€™s age after 7 years from now and Qâ€™s age now?

Question 108

A vessel contains 64 litres of mixture of milk and water in the ratio 7 : 3 respectively. 8 litres of mixture is replaced by 8 litres of milk. What is the ratio of milk and water in the resulting mixture ?

Question 109

The average weight of boys in a class is 45 kg while that of girls is 36 kg. The average weight of the whole class is 42.25 kg. What is the respective ratio between the number of boys and girls in the class ?

Question 110

A person invested equal amounts in two schemes A and B at the same rate of interest. Scheme A offers simple interest while scheme B offers compound interest. After two years he got Rs. 1920 from scheme A as interest and Rs. 2112 from scheme B. If the rate of interest is increased by 4%, what will be the total interest after two years from both schemes?