Advertisements
Advertisements
प्रश्न
Observe the following nutritional chart carefully:
| Food Item (Per Unit = 100g) | Carbohydrates |
| Rajma | 60g |
| Cabbage | 5g |
| Potato | 22g |
| Carrot | 11g |
| Tomato | 4g |
| Apples | 14g |
Write an algebraic expression for the amount of carbohydrates (in grams) for 2x units tomatoes and y units apples.
Advertisements
उत्तर
By unitary method,
∴ 1 unit of tomatoes contain carbohydrates = 4 g
∴ 2x units of tomatoes contain carbohydrates = 2x × 4 = 8x g
Similarly,
∴ 1 unit apples contain carbohydrates = 14 g y units apples contain carbohydrates = 14 × y = 14y g
Hence, the required expression is 8x + 14y.
APPEARS IN
संबंधित प्रश्न
Identify the term, their coefficients for the following expression:
\[\frac{a}{2} + \frac{b}{2} - ab\]
Constant is only 8 other is variable 3p x q ÷ z
Fill in the blank:
8x + 5x = ________
Simplify: 7n2 – 9n2 + 3n2
Subtract the second expression from the first:
a3 - 1 + a, 3a - 2a2
Enclose the given term in bracket as required:
4a – 9 + 2b – 6 = 4a – (……..)
Simplify: 5a – [6a – {9a – (10a – `bar("4a" - "3a"))}]`
The coefficient in – 37abc is ______.
Identify the numerical coefficient of term (other than constant) in the following expression:
1 + t + t2 + t3
Identify term and factor in the expression given below:
`3/4 x + 1/4`
