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.Management Sciences
Category: Areas
The length of a rectangle is halved, while its breadth is tripled. What is the percentage change in area?
A. 25% increase
B. 50% increase
C. 50% decrease
D. 75% decrease
If the side of a square is increased by 25% then it’s area is increased by_________?
A. 25%
B. 40.5%
C. 55%
D. 56.25%
In a Circle of Radius 5 cm if AB and AC are two equal chords of length 6cm each, then the length of chord BC is___________?
A. 24/5 cm
B. 12/5 cm
C. 7/5 cm
D. None of these
The area of a rhombus in 2016 Sq.cm and its side is 65cm. The length of its diagonals are________?
A. 125cm, 35cm
B. 126cm,32cm
C. 132cm,26cm
D. 135cm,25cm
A big rectangular plot of area 4320 Sq.m is divided into 3 square shaped smaller plots by fencing parallel to the smaller side of the plot. However, some area of land was still left as a square plot could not be formed. So 3 more square shaped plots were formed by fencing parallel to the longer side of the original plot. Such that no area of the plot was left a surplus. What are the dimensions of the original plot?
A. 160m × 27m
B. 240m × 18m
C. 120m × 36m
D. 135m × 32m
(more…)
The base of a right triangle is 8 and hypotenuse is 10. Its area is________?
A. 12
B. 80
C. 59
D. 24
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