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 y units of potatoes and 2 units of rajma.
Advertisements
उत्तर
By unitary method,
∴ 1 unit of potatoes contain carbohydrates = 22 g
y units of potatoes contain carbohydrates = 22 × y = 22y g
Similarly,
∴ 1 unit of rajma contain carbohydrates = 60 g
∴ 2 units of rajma contain carbohydrates = (60 × 2) = 120 g
Hence, the required expression is 22 y + 120.
APPEARS IN
संबंधित प्रश्न
Fill in the blank:
6xy2 + 9xy2 = _____.
Fill in the blank:
6xy2 – 9xy2 = ______
Fill in the blank:
- 15x + 13x + 8 = ______
Simplify: – 16am + 4mx + 4am – 15mx + 5am
Subtract the second expression from the first:
5a + b, - 6b + 2a
Simplify: 5b – {6a + (8 – b – a)}
Write the greatest common factor in the following terms.
2xy, –y2, 2x2y
Write the greatest common factor in the following terms.
63p2a2r2s, – 9pq2r2s2, 15p2qr2s2, – 60p2a2rs2
Identify the term and its factor in the following expression.
Show the term and factor by tree diagram.
1 + x + x2
Number of terms in the expression 3x2y – 2y2z – z2x + 5 is ______.
