Home > Arithmetic Aptitude > Ratio and Proportion and Variation > Questions and Answers
01.  In a bag, there are coins of 25 p, 10 p and 5 p in the ratio of 1 : 2 : 3. If there is Rs. 30 in all, how many 5 p coins are there?  

02.  If 40% of a number is equal to twothird of another number, what is the ratio of first number to the second number?  

03.  The ratio of the number of boys and girls in a college is 7 : 8. If the percentage increase in the number of boys and girls be 20% and 10% respectively, what will be the new ratio?  

04.  Seats for Mathematics, Physics and Biology in a school are in the ratio 5 : 7 : 8. There is a proposal to increase these seats by 40%, 50% and 75% respectively. What will be the ratio of increased seats?  

05.  Raj started off with a business with a capital of Rs.60000. Later he was joined by Kishan with Rs.40000 as his share. If Kishan received 1/3rd of the total profit after 1 year, for how many months did he invest?  

06.  Sanjay, Manohar and Harpreeth rented a field for cattle grazing for Rs.2700. Manohar grazed his 12 cattle for 15 days, Sanjay grazed his 20 cattle for 30 days and Harpreeth grazed his 10 cattle for 12 days. Find out the share that Manohar paid as rent.  

07.  In a partnership for a business, Jay invests Rs.6000 for complete year & Anuj invests Rs.3000 for 6 months. What is Anujâ€™s share if they earn Rs.240 as profit?  

08.  Two kinds of rice, 1st costs Rs.13 per kg and 2nd costs Rs.19 per kg are mixed together. Find the ratio in which the 2 types are mixed so that the mixture costs Rs.14.2 per kg?  

09.  If the ratio of present ages of krupa and Jay is 5:7 and after 6 years the ratio will be 3:4, what is the present age of Jay?  

10.  The addition of two numbers is m and their quotient is y/z. The two numbers are:  
