FormulaWon

Civil Service · Practice Sheet 29

Sheet code: UAE-CIVIL-SERVICE-S29 · 20 questions

Name: ______________

Date: ______________

1.
Quantitative Aptitude
Find the compound interest on AED 2,000 at 20% per annum compounded annually for 3 years.
Formula:Compound Interest
$A = P\left(1+\dfrac{R}{100}\right)^{T}$
View formula →
2.
Quantitative Aptitude
An item is bought for AED 900 and sold for AED 1,080. Find the profit percentage.
Formula:Profit Percentage
$\text{Profit\%} = \dfrac{SP-CP}{CP}\times 100$
View formula →
3.
Quantitative Aptitude
A value changes from 500 to 750. Find the percentage increase.
Formula:Percentage Change
$\%\,\text{change} = \dfrac{|new-old|}{old}\times 100$
View formula →
4.
Quantitative Aptitude
A can finish a job in 11 days and B in 16 days. Working together, how long will they take?
Formula:Time & Work (combined)
$T = \dfrac{xy}{x+y}$
View formula →
5.
Quantitative Aptitude
Two fair dice are rolled. What is the probability that the sum of the numbers is 5?
Formula:Probability (two dice)
$P = \dfrac{\text{favourable}}{\text{total}}$
View formula →
6.
Quantitative Aptitude
Find the average of these 10 numbers: 46, 38, 40, 57, 45, 28, 74, 22, 29, 90.
Formula:Arithmetic Mean
$\bar{x} = \dfrac{\sum x}{n}$
View formula →
7.
Quantitative Aptitude
In how many ways can 3 objects be chosen from 7 distinct objects? (Find ⁿᴄᵣ for n = 7, r = 3.)
Formula:Combinations
$^{n}C_{r} = \dfrac{n!}{r!\,(n-r)!}$
View formula →
8.
Quantitative Aptitude
The marked price of an item is AED 1,100. After a 30% discount, find the selling price.
Formula:Discount & Selling Price
$SP = MP\left(1-\dfrac{d}{100}\right)$
View formula →
9.
Quantitative Aptitude
Two varieties costing AED 11 and AED 85 per kg are mixed to give a mixture worth AED 76 per kg. Find the mixing ratio.
Formula:Alligation (Mixtures)
$\dfrac{q_1}{q_2} = \dfrac{p_2-m}{m-p_1}$
View formula →
10.
Quantitative Aptitude
The marked price of an item is AED 1,900. After a 10% discount, find the selling price.
Formula:Discount & Selling Price
$SP = MP\left(1-\dfrac{d}{100}\right)$
View formula →
11.
Quantitative Aptitude
What is 25% of 180?
Formula:Percentage of a Number
$\text{Value} = \dfrac{P}{100}\times N$
View formula →
12.
Quantitative Aptitude
Two fair dice are rolled. What is the probability that the sum of the numbers is 8?
Formula:Probability (two dice)
$P = \dfrac{\text{favourable}}{\text{total}}$
View formula →
13.
Quantitative Aptitude
In how many ways can 3 objects be arranged out of 7 distinct objects? (Find ⁿᴘᵣ for n = 7, r = 3.)
Formula:Permutations
$^{n}P_{r} = \dfrac{n!}{(n-r)!}$
View formula →
14.
Quantitative Aptitude
A vehicle covers 608 km in 8 hours. Find its average speed.
Formula:Speed, Distance & Time
$\text{Speed} = \dfrac{\text{Distance}}{\text{Time}}$
View formula →
15.
Quantitative Aptitude
The sum of the ages of two people is 54 years, and one is 16 years older than the other. Find their ages.
Formula:Ages (linear equations)
$x + (x+d) = S$
View formula →
16.
Quantitative Aptitude
Two varieties costing AED 16 and AED 99 per kg are mixed to give a mixture worth AED 28 per kg. Find the mixing ratio.
Formula:Alligation (Mixtures)
$\dfrac{q_1}{q_2} = \dfrac{p_2-m}{m-p_1}$
View formula →
17.
Quantitative Aptitude
Divide AED 2,511 between two people in the ratio 4:5. How much does each receive?
Formula:Sharing in a Ratio
$\text{Share} = \text{Total}\times\dfrac{\text{part}}{\text{sum of parts}}$
View formula →
18.
Quantitative Aptitude
Find the simple interest on AED 17,000 at 10% per annum for 2 year(s).
Formula:Simple Interest
$SI = \dfrac{P\times R\times T}{100}$
View formula →
19.
Quantitative Aptitude
Find the average of these 10 numbers: 80, 71, 41, 21, 53, 30, 72, 28, 42, 36.
Formula:Arithmetic Mean
$\bar{x} = \dfrac{\sum x}{n}$
View formula →
20.
Quantitative Aptitude
Pipe A fills a tank in 4 hours and pipe B in 13 hours. If both are opened together, how long to fill the tank?
Formula:Pipes & Cisterns
$T = \dfrac{xy}{x+y}$
View formula →

Go to full solutions for this sheet