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Q:

One diagonal of a rhombus is half the other. If the length of the side of the rhombus is 20 cm, what is the area of the rhombus?

A) 320 sq cm B) 160 sq cm
C) 240 sq cm D) 360 sq cm
 
Answer & Explanation Answer: A) 320 sq cm

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Filed Under: Average
Exam Prep: Bank Exams

Q:

Find the sum of the measures all the interior angles of a polygon having 12 sides.

A) 1800° B) 2520°
C) 2880° D) 3240°
 
Answer & Explanation Answer: A) 1800°

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

Q:

10% discount is offered on an item. By applying a promo code the customer wins 5% cash back. What is the effective discount?

A) 15.225 percent B) 14.5 percent
C) 15 percent D) 5.5 percent
 
Answer & Explanation Answer: B) 14.5 percent

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Filed Under: Percentage
Exam Prep: Bank Exams

Q:

The slope of the line passing through the points (7,-2) and (x,1) is -3/10. Find x.

A) 4 B) 2
C) -4 D)  -3
 
Answer & Explanation Answer: D)  -3

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

The average revenues of 7 consecutive years of a company is Rs 83 lakhs. If the average of first 4 years is Rs 78 lakhs and that of last 4 years is Rs 90 lakhs, find the revenue for the 4th year.

A) Rs 91 lakhs B) Rs 93 lakhs
C) Rs 89 lakhs D) Rs 87 lakhs
 
Answer & Explanation Answer: A) Rs 91 lakhs

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Filed Under: Average
Exam Prep: Bank Exams

Q:

A carpenter can build a cupboard in 48 hours. After 12 hours he takes a break. What fraction of the cupboard is yet to be built?

A) 0.4 B) 0.5
C) 0.75 D) 0.25
 
Answer & Explanation Answer: C) 0.75

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Filed Under: Time and Work
Exam Prep: Bank Exams

Q:

ΔDEF is similar to ΔGHI. Length of DE is 9 cm and length of the corresponding side GH is 16 cm. What is the ratio of areas of Δ DEF : Δ GHI?

A) 3:4 B) 9:16
C) 81:256 D) 16:9
 
Answer & Explanation Answer: C) 81:256

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

Q:

The ten's digit of a 2-digit number is greater than the units digit by 7. If we subtract 63 from the number, the new number obtained is a number formed by interchange of the digits. Find the number.

A) 81 B) 18
C) 62 D) 26
 
Answer & Explanation Answer: A) 81

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams