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This is an important question from the Book- ML Aggarwal Board- ICSE Publication- Avichal Chapter- Trigonometric Identities Chapter number-18 If ...Read more

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deepaksoniGuru

Asked: March 16, 2021In: ICSE

In an auditorium, the number of rows are equal to the number of seats in each row.If the number of rows is doubled and number of seats in each row is reduced by 5, then the total number of seats is increased by 375. How many rows were there?

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This question has been taken from Book:- ML aggarwal, Avichal publication, class10th, quadratic equation in one variable, chapter 5, exercise ...Read more

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deepaksoniGuru

Asked: March 17, 2021In: ICSE

(i) If A: B = 1/4: 1/5 and B: C = 1/7: 1/6, find A: B: C. (ii) If 3A = 4B = 6C, find A: B: C

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This is an important and very basic ques from the Book ML Aggarwal class 10th,, chapter – 7, ratio and ...Read more

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deepaksoniGuru

Asked: March 19, 2021In: ICSE

If a : b : : c : d, prove that (i) (2a+5b) /(2a−5b)=(2c+5d)/(2c−5d) (ii)( 5a+11b)/(5c+11d) =(5a−11b) /(5c−11d) (iii) (2a + 3b)(2c – 3d) = (2a – 3b)(2c + 3d) (iv) (la + mb) : (lc + mb) :: (la – mb) : (lc – mb)

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exam oriented an important question from ML aggarwal, class 10th, chapter 7, ratio and proportion, Avichal publication Here we have been ...Read more

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In an auditorium, the number of rows are equal to the number of seats in each row.If the number of rows is doubled and number of seats in each row is reduced by 5, then the total number of seats is increased by 375. How many rows were there?

(i) If A: B = 1/4: 1/5 and B: C = 1/7: 1/6, find A: B: C. (ii) If 3A = 4B = 6C, find A: B: C

If a : b : : c : d, prove that (i) (2a+5b) /(2a−5b)=(2c+5d)/(2c−5d) (ii)( 5a+11b)/(5c+11d) =(5a−11b) /(5c−11d) (iii) (2a + 3b)(2c – 3d) = (2a – 3b)(2c + 3d) (iv) (la + mb) : (lc + mb) :: (la – mb) : (lc – mb)