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If their first stop is at a place 22 km from the school, what per cent of the total distance of 55 km is this? What per cent of the distance is left to be

asked Jan 18, 2022 in 8th-maths by yogita (1.8k points)

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Find the ratio of the following. 5 m to 10 km

asked Jan 18, 2022 in 8th-maths by Simran (1.8k points)

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Convert the following ratios to percentages. 3 : 4

asked Jan 18, 2022 in 8th-maths by uday (1.6k points)

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A milkman sold two of his buffaloes for Rs 20,000 each. On one he made a gain of 5% and on the other a loss of 10%. Find his overall gain or loss. (Hint: Find CP of

asked Jan 18, 2022 in 8th-maths by nikhil (1.8k points)

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The population of a city was 20,000 in the year 1997. It increased at the rate of 5% p.a. Find the population at the end of the year

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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Kamala borrowed Rs 26,400 from a Bank to buy a scooter at a rate of 15% p.a. compounded yearly. What amount will she pay at the end of 2 years and 4 months to clear the loan?(Hint: Find A for 2 years with interest is compounded yearly and then find SI on the 2nd year amount for `4/12`

asked Jan 18, 2022 in 8th-maths by krutika (1.7k points)

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Subtract `5x^2 – 4y^2 + 6y – 3` from `7x^2 – 4xy + 8y^2 + 5x –

asked Jan 18, 2022 in 8th-maths by purvi (1.8k points)

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Identify the terms, their coefficients for each of the following expressions. `5xyz^2 – 3zy`

asked Jan 18, 2022 in 8th-maths by nikhil (1.8k points)

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Obtain the product of `a, – a^2,

asked Jan 18, 2022 in 8th-maths by yogita (1.8k points)

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Obtain the product of a, 2b, 3c, 6abc

asked Jan 18, 2022 in 8th-maths by Simran (1.8k points)

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Obtain the product of m, – mn,

asked Jan 18, 2022 in 8th-maths by nishit (1.8k points)

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Subtract 3pq (p – q) from 2pq (p +

asked Jan 18, 2022 in 8th-maths by vaibhav (1.7k points)

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Multiply the binomials. `(2pq + 3q^2)` and `(3pq –

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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Simplify. `(x + y)(x^2 – xy +

asked Jan 18, 2022 in 8th-maths by vaibhav (1.7k points)

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Using Identity (III), find `194 xx

asked Jan 18, 2022 in 8th-maths by Simran (1.8k points)

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Use the identity `(x + a) (x + b) = x^2 + (a + b) x + ab` to find the following products. (4x – 5) (4x – 1)

asked Jan 18, 2022 in 8th-maths by vaibhav (1.7k points)

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Show that. `(3x + 7)^2 – 84x = (3x –

asked Jan 18, 2022 in 8th-maths by Simran (1.8k points)

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Using identities, evaluate.

asked Jan 18, 2022 in 8th-maths by vaibhav (1.7k points)

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Using `a^2 – b^2 = (a + b) (a – b)`, find `51^2 –

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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Using `(x + a) (x + b) = x^2 + (a + b) x + ab`, find `5.1 xx 5.2`

asked Jan 18, 2022 in 8th-maths by purvi (1.8k points)

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