Advertisements
Advertisements
प्रश्न
Choose the most appropriate option:
A part of monthly hostel charges is fixed and the remaining depends on the number of days one has taken food in the mess. When a student A takes food for 20 days, she has to pay Rs. 1000 as hostel charges whereas a student B, who takes food for 26 days, pays Rs. 1180 as hostel charges. Find the fixed charges and the cost of food per day.
पर्याय
200, 20
400, 40
300, 30
400, 30
Advertisements
उत्तर
400, 30
Explanation:
Let the fixed charge be Rs.x and the cost of food per day be Rs. y.
x + 20 y = 1000 .........(i)
x + 26 y = 1180 .........(ii)
Solving equation, we get x = 400, y = 30.
APPEARS IN
संबंधित प्रश्न
Customised jewellery was sold at L 1000 with 90% discount on the 'making charges'. 11' the payment made for making charges was Z 100, what is the appropriate rate of discount on the product?
Choose the most appropriate option:
A man buys Rs. 20 shares paying 9% dividend. The man expects to have an interest of 12% on his money. The market value of each share is:
Choose the most appropriate option
The Banker’s discount on a sum of money for 18 months is Rs. 600 and the true discount on the same sum for 3 years are Rs. 750/. The rate percentage is:
A mixture of 40 litres of milk and water contains 10% of water. How much water is to be added to the mixture so that the water maybe 20% in the new mixture.
Ram’s income is 20% less than Shyam’s. How much is Shyam’s income more than Ram’s in percentage terms?
Which one of the following is the same as 30% of 40% of 560?
The population of a city is 250 thousand. It is increasing at a rate of 2% every year. The growth in the population after 2 years is:
Two tailors X and Y are paid a total of ₹ 550 per week by their employer. If X is paid 120% of the sum paid to Y. Then, how much is Y paid per week?
Rajeev buys good worth ₹ 6650. He gets a rebate of 6% on it. After getting the rebate, he pays sales tax @ 10%. Find the amount he will have to pay for the goods.
A fruit seller had some apples. He sells 40% apples and still has 420 apples. Originally, he had
