Ratio Age and Partnership Set-1

Q1. The ratio of monthly salaries of two persons, A and B is 8:7. If the salary of A is increased by 20% and that of B by 11%, the new ratio becomes 96 : 77. What is A’s Salary?
1) Rs.800
2)Rs.700
3)Rs.750
4)Cant be determined
5)None of these

Q2.Three persons A, B and C start a business with Rs.12800, Rs.16800 and Rs.9600 respectively. At the end of the year, B received Rs.13,125 as share in total profit. What is the share of  C in the profit?
1) Rs.7850
2)Rs.7550
3)Rs.7500
4)Rs.8500
5) None of these

Q3. The ratio of the number of boys to that of girls in a school is 9:7.  If the number of boys increases by 40% and that of girls by 20%, what will be the new ratio of boys to girls?
1)3:2
2)2:3
3)4:3
4)3:4
5) None of these

Q4. The ratio of the present ages of A to B is 2:3. Four years hence, the ratio of their ages will be 5:7. What is the present age of A?
1)24 years
2)20 years
3)21 years
4) 16 years
5) None of these.

Q5. The total number of Students in a college is 3906. The number of girls is 1638. What is the ratio of boys to girls in the college?
1)  18:13
2) 13:18
3)13:19
4)19:13
5) None of these.

Q6. The Total number of students in a school is 31700.  If the ratio of boys to the girls in the school is 743:842 respectively, what is the total number of girls in the school?
1)14860
2)16480
3)15340
4) Can’t be determined
5) None of these

Q7. The ratio between Gloria’s and Sara’s present ages is 4:7 respectively; Two years ago the ratio between their ages was 1:2 respectively. What will be the Sara’s age three years hence?
1)17 years
2) 14 years
3) 11 years
4) 8 years
5) None of these

Q8. The average age of a woman and her daughter is 19 years.  The ratio of their ages is 16:3.  What is the age of the daughter?
1)9 years
2)3 years
3)12 years
4)6 years
5) None of these.

Q9. In an examination it is required to get 65% of the aggregate marks to pass.  A student gets 847 marks and is declared failed by 10% marks.  What is the maximum aggregate marks a student can get?
1) 1450
2)1640
3)1500
4)Can’t be determined
5) None of these

Q10. Amits present age is three times Pratibha’s present age and nine-thirteenths of his father’s present age. The sum of the present age of all them is 150 years. What is the difference between Pratibha’s present age and Amit’s Father’s present age?
1)56 years
2) 64 years
3) 60 years
4) Can’t be determined
5) None of these