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Question (11)

QN0029983

Radha cycles 5 km daily in Week 1 and increases the daily distance by 2 km every week. How many kilometres does she cycle in Week 3 alone?

(A) 21 km
(B) 27 km
(C) 35 km
(D) 63 km

Correct Answer: D

Explanation:

Daily distance in Week 3 = 5 + 2 + 2 = 9 km. Weekly distance = 9 × 7 = 63 km.

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Question (12)

QN0029984

A rope folded r times and then cut gives r + 2 pieces. How many pieces are obtained when r = 18?

(A) 18
(B) 19
(C) 20
(D) 21

Correct Answer: C

Explanation:

Number of pieces = r + 2 = 18 + 2 = 20.

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Question (13)

QN0029985

Matchsticks are used to form a row of connected squares. If w squares require 4 + 3(w − 1) matchsticks, how many matchsticks are needed for 25 squares?

(A) 74
(B) 75
(C) 76
(D) 77

Correct Answer: C

Explanation:

Matchsticks = 4 + 3(25 − 1) = 4 + 72 = 76.

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Question (14)

QN0029986

Traffic lights repeat in the order Red, Yellow, Green, Yellow. What colour appears at position 247?

(A) Red
(B) Yellow
(C) Green
(D) Cannot be determined

Correct Answer: C

Explanation:

247 ÷ 4 leaves remainder 3. The 3rd colour in the repeating pattern is Green.

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Question (15)

QN0029987

The number of squares in Step n of a pattern is 4n + 1. How many squares are there in Step 75?

(A) 296
(B) 299
(C) 301
(D) 304

Correct Answer: C

Explanation:

Number of squares = 4 × 75 + 1 = 301.

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Question (16)

QN0029988

In a 4-column number grid, the number at row r and column c is given by 4(r − 1) + c. What number is in row 28, column 3?

(A) 110
(B) 111
(C) 112
(D) 113

Correct Answer: B

Explanation:

Number = 4(28 − 1) + 3 = 108 + 3 = 111.

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Question (17)

QN0029989

In the same 4-column grid, the number 178 appears in

(A) Row 44, Column 2
(B) Row 45, Column 2
(C) Row 44, Column 3
(D) Row 45, Column 3

Correct Answer: B

Explanation:

178 = 4 × 44 + 2. Hence row = 45 and column = 2.

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Question (18)

QN0029990

If x mangoes cost ₹8 each and y bananas cost ₹3 each, and the total bill is ₹83 for 7 mangoes and some bananas, how many bananas were bought?

(A) 8
(B) 9
(C) 10
(D) 11

Correct Answer: B

Explanation:

Cost of 7 mangoes = 7 × 8 = ₹56. Amount left = ₹83 − ₹56 = ₹27. Bananas = 27 ÷ 3 = 9.

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Question (19)

QN0029991

Which expression is equivalent to 6a − (2a − 5) + 3(a + 2)?

(A) 7a + 11
(B) 7a + 1
(C) 11a + 11
(D) 11a + 1

Correct Answer: A

Explanation:

6a − 2a + 5 + 3a + 6 = 7a + 11.

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Question (20)

QN0029992

The sum of five dates in a calendar cross-pattern is always five times the centre date. If the centre date is 24, what is the sum of the five dates?

(A) 96
(B) 100
(C) 120
(D) 144

Correct Answer: C

Explanation:

Sum = 5 × 24 = 120.

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Question (11)

Radha cycles 5 km daily in Week 1 and increases the daily distance by 2 km every week. How many kilometres does she cycle in Week 3 alone?

Explanation:

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Question (12)

A rope folded r times and then cut gives r + 2 pieces. How many pieces are obtained when r = 18?

Explanation:

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Question (13)

Matchsticks are used to form a row of connected squares. If w squares require 4 + 3(w − 1) matchsticks, how many matchsticks are needed for 25 squares?

Explanation:

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Question (14)

Traffic lights repeat in the order Red, Yellow, Green, Yellow. What colour appears at position 247?

Explanation:

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Question (15)

The number of squares in Step n of a pattern is 4n + 1. How many squares are there in Step 75?

Explanation:

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Question (16)

In a 4-column number grid, the number at row r and column c is given by 4(r − 1) + c. What number is in row 28, column 3?

Explanation:

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Question (17)

In the same 4-column grid, the number 178 appears in

Explanation:

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Question (18)

If x mangoes cost ₹8 each and y bananas cost ₹3 each, and the total bill is ₹83 for 7 mangoes and some bananas, how many bananas were bought?

Explanation:

Link:

Question (19)

Which expression is equivalent to 6a − (2a − 5) + 3(a + 2)?

Explanation:

Link:

Question (20)

The sum of five dates in a calendar cross-pattern is always five times the centre date. If the centre date is 24, what is the sum of the five dates?

Explanation:

Link:

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