Ratio and Proportion, Indices and Logarithms 0 Ratio and Proportion, Indices and Logarithms 1 / 7 Q.6 In the simplest form, the ratio (a+b)2+(a-b)2(a+b)2-(a-b)2:a4-b42ab(a-b)">(a+b)2+(a−b)2(a+b)2−(a−b)2:a4−b42ab(a−b)(a+b)2+(a-b)2(a+b)2-(a-b)2:a4-b42ab(a-b) is equal to 2 a b 2 a a 2 a 2 + b 2 1 a + b 2 / 7 Q.6 In the simplest form, the ratio (a+b)2+(a-b)2(a+b)2-(a-b)2:a4-b42ab(a-b)">(a+b)2+(a−b)2(a+b)2−(a−b)2:a4−b42ab(a−b)(a+b)2+(a-b)2(a+b)2-(a-b)2:a4-b42ab(a-b) is equal to (a+b)2+(a-b)2(a+b)2-(a-b)2:a4-b42ab(a-b)"> 2 a b 2 a a 2 a 2 + b 2 2 a 2 + b 2 1 a + b 3 / 7 Q.5 In the lowest terms, the ratio 33x+33a3x+3a">33x+33a3x+3a33x+33a3x+3a is equal to 3 2 x + 3 2 a 9 x − 3 x + a + 9 a 9 x + 3 x + a + 9 a None of these 4 / 7 Q.4 The ratio of two quantities is 3:4. if the antecedent of its inverse ratio is 100, then its consequent is 75 1200 120 None of these 5 / 7 Q.3 The numbers 14, 16, 35, 42 are not in proportion. the fourth term for which they will be in proportion is for which they will be in proportion is : 45 40 32 None of these 6 / 7 .2 If x:y=2:3">x:y=2:3x:y=2:3and y:z=4:3,">y:z=4 y:z=4:3,">3,y:z=4:3, then x:y:z=">x:y:z=x:y:z= 2 : 3 : 4 4 : 3 : 2 3 : 2 : 4 None of these 7 / 7 Q.1 If the angles of a triangle are in the ratio 2 : 7 : 11, then their respective degree measures are 20 ∘ , 70 ∘ , 90 ∘ 30 ∘ , 70 ∘ , 80 18 ∘ , 63 ∘ , 99 ∘ None of these Your score is LinkedIn Facebook Twitter VKontakte
