Question
The monthly salary of a person was Rs 50,000. He used
to spend on three heads- personal and family expenses (E), taxes (T), philanthropy (P), and rest were his savings. E was 50% of the income. T was 20% of E and P was 15% of T. When his salary got raised by 40%. he maintained the percentage level of E, but T became 30% of E and P became 20% of T. By what percentage is the new savings more or less than the earlier savings? (correct up to one decimal place)Solution
The correct answer is A
In what ratio coffee at 255 Rs/kg should be mixed with the coffee at 310 Rs/kg so that after mixture its rate become 270 Rs/kg if the quantity of 1st ty...
Find the perimeter of a sector which forms a central angle of 90° in a circle of radius 28 cm.
(Use π = 22/7)- A rectangle has a length of 22 cm and a width of 6 cm. A square has the same perimeter as this rectangle. What would be the circumference of a semicircle w...
A solid rectangular block with dimensions 60 cm × 40 cm × 20 cm is melted down, and identical smaller rectangular blocks, each with a volume of 80 cm�...
The angle of elevation of the top of a tower from a point on ground which is 30 mtrs. away from the foot of the tower is 30°. Height of the tower is:
The ratio of the largest and the smallest angle of a triangle is 3:2. The smallest angle is 80% of the sum of these two angles. What is the sum of the r...
The perimeter of a rectangle of length 2(x + 2) cm and breadth 2(x + 4) cm is double the perimeter of a square of area 256 cm². Find the area of the re...
The quantity of sugar in a 28 percent sugar solution is 91 grams. What is the total quantity of the solution?
Two circles with centers B and D have radii DA = 8 cm and BC = x cm, respectively. AC is tangent to both circles. If DB and AC intersect the point E, AE...
The length of a rectangle exceeds the radius of a circle by 3 cm. The perimeter of the rectangle is 72 cm, and the ratio of its length to breadth is 6:3...
Relevant for Exams:
