1.1.2 Word problems leading to expansion of brackets
Soondress Sawmynaden November 22, 2023
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- Question 1 of 10
1. Question
A mango costs (3m -2) rupees each. Find, in terms of m, in simplified form, the cost of 12 mangoes
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2. Question
The width of a rectangle is 2x cm and its length is 3 cm longer than the width. Find, in terms of x, in simplified form, the area of the rectangle.
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3. Question
The base of a cuboid is of length (3x + 2y) m and its width is of length 3x cm. Find, in terms of x and y, in simplified form, the area of the base of the cuboid.
CorrectIncorrect - Question 4 of 10
4. Question
Sweets are sold in boxes containing x orange sweets and 3y lemon sweets. Sarah buys 5 boxes of sweets. Write down, in terms of x and y, in simplified form, the total number of sweets Sarah will get in the 5 boxes.
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5. Question
A man walks at a speed of (3x +5) m/s for 2y seconds. Find, in terms of x and y, in simplified form, the distance the man travels in the 2y seconds.
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6. Question
The base of a triangle is (2x + 5) cm and its height is 4y cm. Find, in terms of x and y, in simplified form, the area of the triangle. [Remember area of triangle = 1/2 x base x height]
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7. Question
The length of a rectangle is (x² + y) cm and its width is 3x cm. Find, in terms of x and y, in simplified form, the area of the rectangle.
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8. Question
Given a number n, write down in terms of n, the product of the number n and the next number consecutive to n. Give the answer in simplified form.
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9. Question
Express the product of two consecutive even numbers in terms of x, if x is the first even number. Give the answer in simplified form.
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10. Question
The length of a square is 2x and the length of a rectangle is (3x + 2y). Express, in terms of x and y, in simplified form, the product of the area of the square and the length of the rectangle.
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