0
Q:

What will be the compound interest earned on an amount of Rs. 5000 in 2 years?

I. The simple interest on the same amount at the same rate of interest in 5 years is Rs.2000.

II. The compound interest and the simple interest earned in one year is the same.

III. The amount becomed more than double on compound interest in 10 years.

A) I only B) .I and II only
C) II and III only D) I and III only

Answer:   



Explanation:
Q:

Which of the following quadratic equations has real roots?

A) 4x2 - 7x + 5 = 0 B) 5x2 - 11x + 7 = 0
C) 5x2 - 11x + 8 = 0 D) 2x2 - 7x + 5 = 0
 
Answer & Explanation Answer: D) 2x2 - 7x + 5 = 0

Explanation:
Report Error

View Answer Report Error Discuss

0 839
Q:

ABC is similar to PQR. If ratio of perimeters of ABC and PQR is 1:2 and if PQ = 10 cm then what is the length of AB (in cm)?

A) 5 B) 20
C) 25 D) 15
 
Answer & Explanation Answer: A) 5

Explanation:
Report Error

View Answer Report Error Discuss

0 678
Q:

cos(A+B) + cos(A-B) is equal to

A) 2cosAcosB B) 2sinAsinB
C) 2sinAcosB D) 2cosAsinB
 
Answer & Explanation Answer: A) 2cosAcosB

Explanation:
Report Error

View Answer Report Error Discuss

0 638
Q:

Dodecahedron has 20 vertices. How many edges does it have?

A) 30 B) 16
C) 12 D) 24
 
Answer & Explanation Answer: A) 30

Explanation:
Report Error

View Answer Report Error Discuss

0 810
Q:

What is the slope of the line parallel to the line passing through the points (3 , -4) and (-2 , 5)?

A) 9/5 B) -5/9
C) -9/5 D) 5/9
 
Answer & Explanation Answer: C) -9/5

Explanation:
Report Error

View Answer Report Error Discuss

0 577
Q:

ABC is right angled at B. BD is an altitude. AD = 4 cm and DC = 9 cm. What is the value of BD (in cm)?

A) 5 B) 4.5
C) 5.5 D) 6
 
Answer & Explanation Answer: D) 6

Explanation:
Report Error

View Answer Report Error Discuss

0 993
Q:

At what point does the line 2x - 3y = 6 cuts the X axis?

A) (-3 , 0) B) (0 , 3)
C) (0 , -3) D) (3 , 0)
 
Answer & Explanation Answer: D) (3 , 0)

Explanation:
Report Error

View Answer Report Error Discuss

0 661
Q:

The 5th and 9th term of an arithmetic progression are 7 and 13 respectively. What is the 15th term?

A) 22 B) 21
C) 55 D) 59
 
Answer & Explanation Answer: A) 22

Explanation:
Report Error

View Answer Report Error Discuss

0 955