Staff Selection Commission Multi Tasking Staff Exam
Question : Directions: The weight of seven women W1, W2, W3, W4, W5, W6 and W7 are compared. The weight of W4 is more than W7. The weight of W5 is more than only three women and the weight of W2 is less than only W1 and W3. If the weight of W7 is the lowest, then the minimum number of women who have weight more than W6 is ?
Option 1: 1
Option 2: 4
Option 3: 2
Option 4: 3
Correct Answer: 4
Solution : Given: I. The weight of W4 is more than W7. W4 > W7 II. The weight of W2 is less than only W1 and W3. W1/W3 > W2 III. The weight of W7 is the lowest. The weight of W5 is more than only three
Question : The number of adults who come only to walk in a park every day is 140.18% of the adults who come only to accompany their children in the park. 54% of the adults come only to run in the park. What is the total number of adults who come to the park every day (if the adults come for no other activity other than for the given reasons)?
Option 1: 400
Option 2: 700
Option 3: 500
Option 4: 560
Correct Answer: 500
Solution : Adults who come to accompany their children = 18% of total adults Adults who come only to run = 54% of total adults Number of adults who come to walk = 140 (100 - (18+54))% of total adults = 140 (100 – 72 = 28)%
Question : The table given below shows the number of students in 6 different schools.
The number of students in school A is what percentage of the number of students in school F?
Option 1: 41.66%
Option 2: 200%
Option 3: 240%
Option 4: 120%
Correct Answer: 240%
Solution : The number of students in school A = 120 The number of students in school F = 50 $\therefore$ Required percentage = $\frac{120}{50}$×100 = 240% Hence, the correct answer is 240%.
Question : Directions: In the following question a series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series. 33, 66, 99, ?
Option 1: 133
Option 2: 130
Option 3: 131
Option 4: 132
Correct Answer: 132
Solution : Given: 33, 66, 99, ?
In the above-given series, add 33 to the previous number to get the next number of the series. 33 + 33 = 66; 66 + 33 = 99; 99 + 33 = 132
So, 132 is the missing number of
Question : A alone can do a work in 4 days, which B alone can do in 6 days. In how many days they together can do it?
Option 1: $\frac{7}{12}$
Option 2: $\frac{12}{7}$
Option 3: $\frac{12}{5}$
Option 4: $\frac{5}{12}$
Correct Answer: $\frac{12}{5}$
Solution : Given: A alone can do a work in 4 days. B alone can do it in 6 days. They together in 1 day can do ($\frac{1}{4}+\frac{1}{6}$) part of the work $=\frac{6+4}{24}=\frac{10}{24}=\frac{5}{12}$ part of the work So, they together can complete the work in $\frac{12}{5}$ days.
Question : What is the smallest perfect square number that is divisible by both 10 and 15?
Option 1: 1200
Option 2: 1800
Option 3: 360
Option 4: 900
Correct Answer: 900
Solution : Given: The number is divisible by both 10 and 15. Finding the lowest multiple of two or more numbers is done using the LCM method. LCM of 10 and 15 = 30 The prime factors of 30 = 2 × 3 × 5 Make it
Question : Directions: In a certain code language, CAMERA is written as B185131D. How will EXTEND be written in that language?
Option 1: C1452024F
Option 2: E1452024F
Option 3: E1452024D
Option 4: C1452024D
Correct Answer: E1452024F
Solution : Given: CAMERA is written as B185131D.
Shuffle the position of letters and add 1 to the positional values of the first and last letter and write the positional values of the remaining letters of the word CAMERA as shown, to obtain the required code –
Question : Directions: Select the option in which the pair of letter clusters share the same relationship as that shared by the given letter clusters. RS : IH
Option 1: TM : GN
Option 2: BX : CY
Option 3: RS : IT
Option 4: AJ : ZK
Correct Answer: TM : GN
Solution : Given: RS : IH
RS : IH→Opposite letter of R = I and S = H Let's check each option – First option: TM : GN→Opposite letter of T = G and M = N Second option: BX : CY→Opposite letter of B
Question : Select the most appropriate meaning of the given idiom. To blaze the trail
Option 1: To oppose all criticism
Option 2: To cause the failure of
Option 3: To start a movement
Option 4: To mark the end of the movement
Correct Answer: To start a movement
Solution : The most appropriate meaning of the idiom is the third option.
Explanation: To blaze the trail is an idiomatic expression that originates from the act of marking a trail through a forest by making blazes, or distinctive marks, on trees. In
Question : When the price of an article was increased by 5% its sale reduced by 10%. What was the net effect on the revenue?
Option 1: 5% increase
Option 2: 5.5% decrease
Option 3: 5.5% increase
Option 4: 5% decrease
Correct Answer: 5.5% decrease
Solution : Given: the price of an article was increased by 5% its sale was reduced by 10%. Let the price increase be $a$% and the sale reduction be $b$%, So, the net effect on revenue = $a-b-\frac{ab}{100}$ = $5-10-\frac{5×10}{100}$ = $-5-0.5$ = $-5.5$% A negative
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