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Q:

ΔABC is right angled at B. BD is the altitude. AD is 8 cm and DC is 50 cm. What is the length of BD?

A) 25 cm B) 20 cm
C) 16 cm D) 15 cm
 
Answer & Explanation Answer: B) 20 cm

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

Q:

What is the value of cosecA/(cosec2A ­- 1)?

A) sinA B) secA
C) tanA D) cosA
 
Answer & Explanation Answer: B) secA

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

A cylindrical vessel of height 7 cm and radius 5 cm is completely filled with sand. When this sand is poured out it forms a right circular cone of radius 8 cm what will be the height of this cone?

A) 8.2 cm B) 16.4 cm
C) 24.6 cm D) 32.8 cm
 
Answer & Explanation Answer: A) 8.2 cm

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

Q:

30% discount is offered on an item. By applying a promo code the customer wins 10% cash back. What is the effective discount?

A) 40.7 percent B) 40 percent
C) 37 percent D) 13 percent
 
Answer & Explanation Answer: C) 37 percent

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Filed Under: Percentage
Exam Prep: Bank Exams

Q:

A car travels a certain distance at 34 km/h and comes back at 66 km/h. What is the average speed for total journey?

A) 50 km/hr B) 39.76 km/hr
C) 55.12 km/hr D) 44.88 km/hr
 
Answer & Explanation Answer: D) 44.88 km/hr

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Filed Under: Time and Distance
Exam Prep: Bank Exams

Q:

If x -­ y = ­7 and x + y = 13, then x2 - y2 is

A) 91 B) -30
C) 30 D) -­91
 
Answer & Explanation Answer: D) -­91

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

If sin ­-330° = x, then the value of x is

A) √3/2 B) 1/2
C) -2/√3 D) √2
 
Answer & Explanation Answer: B) 1/2

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

If Giri's salary is 9/5 times of Hariprasad's and Shaukat's is 9/2 times of Hariprasad's, what is the ratio of Giri's salary to Shaukat's?

A) 10:81 B) 81:10
C) 5:2 D) 2:5
 
Answer & Explanation Answer: D) 2:5

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams