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Q301

Open question

In an examination, 35% candidates failed in one subject and 42% failed in another subject while 15% failed in both the subjects. If 2500 candidates appeared at the examination, how many passed in either subject but not in both ?

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Q302

Open question

14% of 14 + 28% of 28 + 92% of 96 - 15% of 85 = ?

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Q303

Open question

What percent of 88 is 33 ?

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Q304

Open question

40% of 60% of

\frac{3}{5}

th of a number is 504. What is 25% of

\frac{2}{5}

th of that number ?

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Q305

Open question

Nupur invests Rs. 89856, which is 26% of her annual income, in mutual funds. What is her monthly income ?

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Q306

Open question

Two numbers A and B are such that the sum of 5% of A and 4% of B is two-thirds of the sum of 6% of A and 8% of B. Find the ratio of A : B ?

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Q307

Open question

In a college election between two candidates, one candidate got 55% of the total valid votes. 15% of the votes were invalid. If the total votes were 15200, what is the number of valid votes the other candidate got ?

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Q308

Open question

If x% of y is equal to z, what percent of z is x ?

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Q309

Open question

A part of Rs. 9600 is invested at a 5% annual return, while the remainder is invested at a 3% annual return. If the annual income from both portions is the same, what is the total income from the two investments ?

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Q310

Open question

Of the 50 researchers in a work group, 40% will be assigned to Team A and the remaining 60% to Team B. However, 70% of the researchers prefer team A and 30% prefer Team B. What is the least possible number of researchers who will not be assigned to the team they prefer ?

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Q311

Open question

When water is changed into ice, its volume increases by 9%. If ice change into water, the percentage decrease in volume is :

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Q312

Open question

A tree increases annually by

\frac{1}{8}

of its height. By how much will it increase after

2 \frac{1}{2}

years if it stands today 8 m high ?

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Q313

Open question

How many litres of a 30% alcohol solution should be added to 40 litres of a 60% alcohol solution to prepare a 50% solution ?

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Q314

Open question

Solve [180% of (?)] ÷ 2 = 504

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Q315

Open question

The marked price of an article is Rs. 2400. The shopkeeper gives successive discounts of x% and 15% to the customer. If the customer pays Rs. 1876.80 for the article, find the value of x :

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Q316

Open question

5 out of 2250 parts of earth is sulphur. What is the percentage of sulphur in earth ?

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Q317

Open question

In a class of 65 students and 4 teachers, each student got sweet that are 20% of the total number of students and each teacher got sweets that are 40% of the total number of students. How many sweets are there ?

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Q318

Open question

If 35% of a number is 175, then what percent of 175 is that number ?

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Q319

Open question

A number reduced by 25% becomes 225. What percent should it be increase so that it becomes 390 ?

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Q320

Open question

In an examination it is required to get 296 of the total maximum aggregate marks to pass. A student gets 259 marks and is decided failed. The difference of marks obtained by the student and that required to pass is 5%. What are the maximum aggregate marks a students can get ?

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