Math is a very theoretical subject, and at times it can be stressful. However, if you practice enough, you can easily comprehend mathematical concepts. We have provided important mathematics questions and answers to help you understand this. In straightforward language, the solutions are elaborated. Where required, relevant formulas are also provided. Additionally, useful hints and shortcuts to help you save time and effort are provided.
Here, We are providing Mathematics Questions and Answers related to Time and Distance, Ratio and Proportion, Percentage, Time and Work and Simple Interest topics for those aspirants who are preparing for competitive exams like SSC, RRB, Bank and other government exams. These Mathematics Questions and Answers under the Aptitude section are very important for competitive exams.
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Q : 2 men and 1 woman can complete a piece of work in 14 days while 4 women and 2 men can do the same work in 8 days. If a man gets Rs. 180 per day, then a woman will get per day
(A) Rs. 120
(B) Rs. 160
(C) Rs. 140
(D) Rs. 150
The daily wages of A and B respectively are Rs.3.50 and Rs. 2.50. When A finishes a certain work, he gets a total wage of Rs. 63. When B does the same work, he gets a total wage of Rs.75. If both of them do it together what is the cost of the work?
(A) Rs. 60.50
(B) Rs. 70.50
(C) Rs. 67.50
(D) Rs. 27.50
A can do a work in 12 days while B can do it in 15 days. They undertake to complete it together for Rs. 450. what will be the share of A in this amount of money?
(A) Rs. 250
(B) Rs. 300
(C) Rs. 200
(D) Rs. 240
A, B and C can work together for Rs. 550. A and B together are to do
(A) Rs. 400
(B) Rs. 450
(C) Rs. 200
(D) Rs. 300
A can complete a piece of work in 12 days, A, B and C can complete the work in 6 days. Efficiency of B is 0.5 times the efficiency of A. In how many days C can complete the work alone?
(A) 10 days
(B) 16 days
(C) 24 days
(D) 12 days
(E) None of these
The average age of boys in the class is twice the number of girls in the class. The ratio of boys and girls in the class of 50 is 4 : 1. The total of the ages (in years) of the boys in the class is
(A) 800
(B) 400
(C) 2000
(D) 2500
The ratio of income & savings of a man is in ratio of 16:3 respectively. If his savings increases by 1/3 rd and expenditure increased by 1/2, then find the ratio of new income to earlier income of man?
(A) 39:32
(B) 23:16
(C) 47:32
(D) 32:19
(E) 47 : 36
The bus fare between two cities is increased in the ratio 5:11. Find the increase in the fare, if the original fare is Rs. 275.
(A) Rs 605
(B) Rs 121
(C) Rs 330
(D) Rs 242
If ratio of salary of A to that of B is 1:3 and each spends 15% of his salary on house rent. Find the house rent paid by A if remaining amount with A and B together is Rs 42500.
(A) Rs 1800
(B) Rs 1845
(C) Rs 1785
(D) Rs 1760
(E) Rs 1875
If 7A = 5B = 2C; find A : B : C.
(A) 2:5:7
(B) 10:14:35
(C) 35:14:10
(D) 14:10:35
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