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1. The ages of A and B are in the ratio of, , 6: 5 and the sum of their ages is 44 years., After 8 years the ratio of their ages will, , be— (NCERT), {(A)7:6 (B)6:5, (C)4:3 @)8:7, 2, 2. The ratio of 3 Part of 12.60 to 0.6 part, , of 21 will be—, , , , , , rtant Ques, , 11, (A) 3°53 (B) 2:3, (C) 3:2 (D) 3:5, , . The ratio of the interior angles of a triangle, , is 1 :2: 3. The value of the largest angle in, , radians will be— (NCERT), wz 2a, (A) 2 (B) 3, a 3x, (C) 3 me >, , , , 4. Sheela and Shilpa had some coins in the, ratio 5: 3. If Sheela had 400 and Shilpa, had only 5 rupees’ coins, how many, coins did Shilpa have?, , (A) 96 (B) 56, (C) 48 (D) 24, , 5. 234 had to distribute into three persons, , 1, A, B and C in the ratio z :, , iol, 23: q7 but

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,, , |*, , , , buted in the ratio 2; 3: 4,, , was distri, A stakenly. Who benefited the most, a how much? (NCERT), aya. 52 (B) B.&35, o A,€56 (D) €,%50, , rhe sum of three numbers is 58. The, tio of the first number to the second, + is 4; 9 and the ratio of the, number to the third number is 9:, The sum of the first and third, , umber, , 16., , numbers is, , (ay 40 (B) 29, © 28 (D) 50, , +, The average marks obtained by all the, , gudents of class A and class B in an, examination were 68.4 and 71.2, respectively. If the combined average of, the marks obtained by the students of, oth the classes is 70, then the ratio of, the number of students of class A and, , class B is—, (A) 15:6 (B) 3:7, (C) 4:3 (D) 3:4, , & Which of the following is incorrect—, , (A) If quantites a, b, c, d are in, proportion, then a x d=b xc, , (B) If quantites, proportion, then ac = bd, , a, b, c, d are in, , (C) Inverse proportion of @: b is 6: a, , (D) If quantites a, b, ¢ are in G-P., then, B= ac, , Ifa:b=4:5,b:0=6:9.c:d=15:19,, , then a: b: ¢: d will be—, , (A)8:10:15:19, , @) 10:11:15: 19, , (C)8:9:15:19, , (0) 19:15:6:8, , If half of a number equals to 0.07 of, , other number, then their ratio will be—, (A) 50:7 (B) 5:7, () 7:50 (D) 1:14, , ' Ratio between X's income and Y's, , income is 5: 4 and ratio between their, ©xpenses is 3: 2, If each saves 1600 at, , nd of the year, the find X's income., , (A)%'3600 (B)% 5000, , (©4000 (D)% 1600, , a are 2500 students in a school. If, , i ber of gil in the school is 1400,, ¢ ratio between the number, , °f boys and girls in the school., , (A) IDs 14 (B) 10:15, , (C14. 25 () 25:14, , 13., , 14,, , 17., , 18., , 19., , 20., , 21., , 22., , 23., , WX:Y=3:d4and ¥:Z° 8:9, then, X:Y:Z will be- (NCERT), (A)9:7:6 (B)6:8:9, (C)6:9;7 (D)8 59:6, yoy, Was y= 7:3, then find “S25, y, 5.3 4, AG ®) 5, 3 7, (Cc) 7 (D) 5, , IfA:B:C=2:3:5, then find the ratio, B+C C+A A+B, , , , , , A B’ Cc, (A) 4:7:1 (B) 12:7:3, (C) 4:7:3 (D) 4:7: 13, Ifp:q=r:s=t:u=2: 3, then find the, value of (mp + nr + of) : (mq + ns + ou)., (A) 1:3 (B) 1:2, (C) 2:3 (D) 3:2, , Which number should be added to each, of the numbers 6, 7, 15 and 17 for making, , them proportional? (NCERT), (A) 6 (B) 5, (C4 @) 3, , 4, WA = SofB and B= SofC, then find, Arc;, , (A) 1:2 (B) 2:1, (C) 2:3 (D) 1:3, , 1 1, 335 % of B= 15 of B= g of C, then, A:B: C equals to— (NCERT), (A) 24:2:9 (B) 2:9:24, (C) 9:2:24 (D) 9: 24:2, , If (Gx - y) : (x + Sy) = 5:7, then the, ratio (x+y) : (x— y) will be—, (A) 2:3 @B) 3:2, (C) 3:1 (D) 1:3, If b is mean proportion of a and c, then, (a-b)3 : (b= c)? equals to—, , (Aya: 3 (B) B?: 7, , (C) a: 2 (D) a:b?, , Solve : 6” : 3° (NCERT), (A) 329, , (B) 62?, , (c) 2°, , (D) None of these, , The value of the angles of a triangle is in, the ratio 2: 7; 11. What will be the, , measure of the angles?, (A) 16°, 56°, 88° (B) 18°, 63", 99°, (C) 20°, 70°, 90° (D) 25°, 175°, 105°, , , , 20% and 50% more, , Two numbers are, The, , than a third number respectively, ratio in these two numbers will be, (A) 2:5 (B) 4:5, (C) 6:7 (D) 3:5, , 25. A person takes a loan for 5 years. If, loan amount: total interest 5. 2. then, the interest rate will be— (NCERT), , (A) 8% (B) 5%, , 24., , (Cc) 83% (D) 53%, , 26. If 1000 is divided in the ratio of 3 : 2, into A and B, then A will get(A) &400 (B) 7500, , (C) 7600 (D) 7800, Wi pig: rst: 2:4,, , V5p? +42 +r? equals to—, , (AS (B) 2q, (C) Sp (D) 4r, , 28. Ratio between A and B is 4 : 5 and, between B and C is 2 : 3. If A has 800., , then, , then C has— (NCERT), (A) = 1000 (B) % 1200, (C) = 1500 (D) = 2000, , 29. Ratio of three numbers is 1 : 2 : 3 and, sum of their squares is 126. Then, the, , numbers will be—, (A) 2,4,3 ) 1,2,3, (C) 3,6,9 (D) 4,8, 12, , 30. 1050 is distributed among 1500 males, and females in such a way that each male, got 1 and each female got SOp. Find the, , numbers of the females., (A) 600 (B) 750, (C) 800 (D) 900, , 31. A, B,C hire a taxi for 1040 and travels, for 14 hrs, 16 hrs and 22 hrs respectively., Find the share of C in the rent(NCERT), (A) % 540 (B) % 280, (C) % 440 (D) % 320, , 32. The sum and difference of two numbers, is 40 and 4 respectively. What will be the, ratio of the numbers?, , (A) 21:19 (B) 22:9, (C) 11:9 (D) 11: 18, , 1. (D) Ratio between A and B=6:5, , and sum of their ages ~ 44 years, 6, , A's present age ~ 7] 44, 24 yrs, , ~ Math | my «\