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.
विकल्प
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?
If n2 = 12345678987654321, what is n?
Find 12% of 5000
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:
Two solutions of 90% and 97% purity are mixed resulting in 21 litres of a mixture of 94% purity. How much is the quantity of the first solution in the resulting mixture?
If 0.06% of a number is 84, then 30% of that number is
In an examination, a student who secured 25% of the maximum marks fails by 60 marks but another candidate who secures 45% of the maximum marks gets 10 marks more than required passing marks. The maximum number of marks 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?
A fruit seller had some apples. He sells 40% apples and still has 420 apples. Originally, he had
Twelve percent of Kaushal's monthly salary is equal to sixteen percent of Nandini's monthly salary. Suresh's monthly salary is half that of Nandini's monthly salary. If Suresh's annual salary is ₹1.08 lakh, what is Kaushal' s monthly salary?
