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प्रश्न
Change the following statements using expressions into statements in ordinary language.
(For example, Given Salim scores r runs in a cricket match, Nalin scores (r + 15) runs. In ordinary language − Nalin scores 15 runs more than Salim.)
Our class has n students. The school has 20 n students.
उत्तर
Total number of students in the school is 20 times that of our class.
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संबंधित प्रश्न
Complete the last column of the table.
| Equation | Value | Say, whether the Equation is Satisfied. (Yes/No) |
| 5x = 25 | x = 0 |
Write equation for the following statement.
The sum of numbers x and 4 is 9.
Add the following:
\[x - 3y - 2z\]
\[ 5x + 7y - z\]
- 7x - 2y + 4z
_______________
Add the following:
\[4xy - 5yz - 7zx\]
\[ - 5xy + 2yz + zx\]
- 2xy - 3yz + 3zx
_______________
Simplify:
−4x2 + {(2x2 − 3) − (4 − 3x2)}
Solve the following equation and verify the answer:
x − 2 = −5
Solve: 3(x + 2) − 2(x − 1) = 7.
If the angles of a triangle are in the ratio 2 : 3 : 4 then the difference between the greatest and the smallest angle is _______
The shifting of a number from one side of an equation to other is called ______.
Solve the following riddles, you may yourself construct such riddles.
| Who am I? |
 |
| Go round a square Counting every corner Thrice and no more! Add the count to me To get exactly thirty four! |
