1831.
The radii of the two circles are 7 cm and 4 cm. If the distance between their centres is 25 cm, then the length of the
transverse common tangent is equal to:
(A)
(B)
(C)
(D)
1832.
What will be the amount due on ₹36,000 in 2 years when the rate of simple interest for successive years is 8% and 6%,
respectively?
(A)
₹38,880
(B)
₹40,320
(C)
₹41,760
(D)
₹41,040
1833.
The lengths of the three sides of a triangle are 19 cm, 25 cm and y cm. Which of the following options most accurately gives
the possible values of ‘y’?
(A)
6 ≤ y < 44
(B)
6 < y < 44
(C)
6 ≤ y ≤ 44
(D)
6 < y ≤ 44
1834.
By decreasing 17° from each angle of a triangle, the ratio of their angles is 3 : 4 : 7. The radian measure of the greatest angle
is:
(A)
(B)
(C)
(D)
1835.
By selling 22 items, Rohit gains the selling price of 6 items. His gain per cent is:
(A)
(B)
(C)
(D)
1836.
If three sides of a triangle are 6 cm, 8 cm and 10 cm, then the area of the triangle is:
(A)
(B)
(C)
(D)
1837.
Simplify
(A)
102
(B)
98
(C)
96
(D)
92
1838.
After decreasing 30%, an article costs Rs.3,500. Find its actual cost.
(A)
Rs.4,500
(B)
Rs.6,500
(C)
Rs.5,000
(D)
Rs.5,500
1839.
What is the maximum value of 7 cosA + 24 sinA + 32?
(A)
57
(B)
32
(C)
25
(D)
39
1840.
In a circle with center O, the diameter AB extended to the point C, outside the circle. CD is a tangent at the point D on the
circle. If the radius of circle is 6 cm and ∠DBC = 120°, then the length of CD is equal to:
