Question
If (2a + b)/(3b - 2b) = 13/2 then 'b' is what percent of
'a'?Solution
(2a + b)/(3b - 2b) = 13/2Â So, 2 X (2a + b) = 13 X (3a - 2b) Or, 4a + 2b = 39a - 26b Or, 35a = 28b Or, (a/b) = (28/35) = (4/5) Let 'a' = 4k and 'b' = 5k Required percent = (5k/4k) X 100 = 125%
Find the difference between angle and its complement if the angle is three-seventh of its complement.
A triangular field has sides 13 m, 14 m, and 15 m. A well with a diameter of 7 m is dug outside the field. If the entire soil dug from the well is used ...
If O is circumcentre of acute angled triangle ABC, if ∠ OBC = 150 then ∠BAC = ?
Find the area of triangle having sides in the ratio 3:5:7 & the perimeter of the triangle is 60 cm
If I is the incentre of ΔABC , if ∠BAC = 300 , then what is the measure of ∠BIC?
At the centre of a circle of 20 cm radius, the angle made by an arc of 24(4/9) cm length is
Orthocenter of an right angle triangle lies on
Angles of a triangle are in the ratio 3 : 5 : 10. Find the sum of the smallest and middle angle of the triangle.
The diagonals of a rectangle are inclined to one side of the rectangle at 25°. The acute angle formed between the diagonals is:
