Question
The salary of a person is increased by Rs. 500. If his old
salary was 25% less than his new salary, then his old salary was:Solution
ATQ,
Let the new salary of the person be Rs. '100x'
So, old salary of the person = 100x × 0.75 = Rs. '75x'
So, 100x - 75x = 500
So, 25x = 500
So, x = 20
So, old salary of the person = 20 × 75 = Rs. 1,500
Lecanemab drug is associated with which disease?Â
What is the other name for conventional source of energy?
The Earth rotates on its axis from ____ to ____.
Which of the following is used for the electrical insulation bulttons?
The scientific name of vitamin B12 is :
Sequencing of ‘human genome’ was successfully done in the year
What causes tetanus?
Who is credited with the discovery of the neutron particle in an atom? Â
What causes the permanent hardness of water?
What is dendrochronology?