Advertisements
Advertisements
प्रश्न
A class with p students has planned a picnic. Rs 50 per student is collected, out of which Rs 1800 is paid in advance for transport. How much money is left with them to spend on other items?
उत्तर
Number of students in the class = p
Total amount collected from p students = Rs. 50p
Amount paid in advance for transport = Rs. 1800
∴ Amount left with them = Rs. (50p – 1800)
APPEARS IN
संबंधित प्रश्न
A mobile vendor has 22 items, some which are pencils and others are ball pens. On a particular day, he is able to sell the pencils and ball pens. Pencils are sold for ₹ 15 each and ball pens are sold at ₹ 20 each. If the total sale amount with the vendor is ₹ 380, how many pencils did he sell?
If A’s age is ‘n’ years now, 7 years ago A’s age was _____________
If a and b are positive integers, then the solution of the equation ax = b has to be always ______.
9x – ______ = –21 has the solution (–2)
The share of A when Rs 25 are divided between A and B so that A gets Rs. 8 more than B is ______.
Write an equation for which 0 is a solution.
Translate the following statements into an equation:
Amount (a) is equal to the sum of principal (p) and interest (i).
If m is a whole number less than 5, complete the table and by inspection of the table, find the solution of the equation 2m – 5 = – 1:
| m | |||||
| 2m – 5 |
| Column I | Column II |
| (i) The number of corners of a quadrilateral | (A) = |
| (ii) The variable in the equation 2p + 3 = 5 | (B) constant |
| (iii) The solution of the equation x + 2 = 3 | (C) +1 |
| (iv) solution of the equation 2p + 3 = 5 | (D) –1 |
| (v) A sign used in an equation | (E) p |
| (F) x |
Finding the value of a variable in a linear equation that ______ the equation is called a ______ of the equation.
