Mathematics & Logic
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196
The ratio of the ages of A and B is 3 : 5. After 9 years, their ages will be in the ratio 3 : 4. What is the current age of B?
Hard
Mathematics & Logic
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197
If A : B = 1/2 : 3/8, B : C = 1/3 : 5/9 and C : D = 5/6 : 3/4, then find A : B : C : D.
Hard
Mathematics & Logic
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198
A sum of ₹1300 is divided among A, B, C and D such that A's share / B's share = B's share / C's share = C's share / D's share = 2/3. Find A's share.
Hard
Mathematics & Logic
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199
A, B and C enter into a partnership. A invests 3 times as much as B and B invests two-third of what C invests. Find the ratio of their capitals.
Medium
Mathematics & Logic
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200
The fourth proportional to 5, 8, 15 is:
Easy
Mathematics & Logic
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201
What is the inverse ratio of 4 : 5 : 6?
Medium
Mathematics & Logic
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202
The ratio of two numbers is 3 : 8 and their sum is 77. Find the smaller number.
Easy
Mathematics & Logic
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203
If a : b = c : d = e : f = 1 : 2, then (3a + 5c + 7e) : (3b + 5d + 7f) is equal to:
Hard
Mathematics & Logic
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204
Three numbers are in the ratio 3 : 2 : 5 and the sum of their squares is 1862. Find the numbers.
Hard
Mathematics & Logic
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205
Find the triplicate ratio of 2 : 5.
Easy
Mathematics & Logic
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206
Find the sub-duplicate ratio of 49 : 64.
Easy
Mathematics & Logic
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207
What is the sub-triplicate ratio of 8 : 27?
Easy
Mathematics & Logic
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208
Divide ₹672 in the ratio 5 : 3. Find the difference between the two parts.
Easy
Mathematics & Logic
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209
Divide ₹1162 among A, B, and C in the ratio 35 : 28 : 20. Find B's share.
Medium
Mathematics & Logic
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210
Two numbers are in the ratio 4 : 5. If their LCM is 120, find the numbers.
Medium
Mathematics & Logic
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