Advertisements
Advertisements
प्रश्न
When a number is divided by 8, the result is –3. The number is ______.
उत्तर
When a number is divided by 8, the result is –3. The number is –24.
Explanation:
Let the number be x.
According to the question,
`x/8 = - 3`
⇒ x = 8 × (–3) ...[By cross-multiplication]
⇒ x = –24
Hence, the required number is –24.
APPEARS IN
संबंधित प्रश्न
Complete the last column of the table.
| Equation | Value | Say, whether the Equation is Satisfied. (Yes/No) |
| x + 3 = 0 | x = 3 |
Complete the last column of the table.
| Equation | Value | Say, whether the Equation is Satisfied. (Yes/No) |
| 5x = 25 | x = 0 |
Add the following:
\[4xy - 5yz - 7zx\]
\[ - 5xy + 2yz + zx\]
- 2xy - 3yz + 3zx
_______________
Simplify:
(a2 + b2 + 2ab) − (a2 + b2 −2ab)
Write the following statement as an equation:
A number increased by 8 equals 15.
The length of a rectangular park is thrice its breadth. If the perimeter of the park is 168 metres, fund its dimensions.
A shopkeeper sells mangoes in two types of boxes, one small and one large. A large box contains as many as 8 small boxes plus 4 loose mangoes. Set up an equation which gives the number of mangoes in each small box. The number of mangoes in a large box is given to be 100.
In triangle ABC, the measure of ∠B is two-third of the measure of ∠A. The measure of ∠C is 20° more than the measure of ∠A. Find the measures of the three angles.
Meena, Beena and Leena are climbing the steps to the hill top. Meena is at step s, Beena is 8 steps ahead and Leena 7 steps behind. Where are Beena and Meena? The total number of steps to the hill top is 10 less than 4 times what Meena has reached. Express the total number of steps using s.
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.)
Jaggu is z years old. His uncle is 4z years old and his aunt is (4z − 3) years old.
