Start learning 50% faster. Sign in now
Let the present ages of P and Q be 7x and 4x years respectively. According to the question, => 7x + 15 = 2.25(4x – 4) => 7x + 15 = 9x - 9 => 2x = 24 => x = 12 Required age = 7x – 2 = 82 years
Who has been appointed as new National e-Governance Division CEO in March 2022?
What was the theme of World Environment Day 2024?
What does El Niño refer to?
Who succeeded Alivardi Khan as Nawab of Bengal?
The approach called ‘magnetic confinement of plasma’ is the scientific principle of which technique?
Suppose that a, b > 0. If the equation x² + ax + b = 0 has real roots, namely α and β, then which one of the following is correct?
Which of the following statements is/are correct about friction?
A. Friction can be entirely eliminated on any surface.
B. Rolling reduces...
World Water Day is celebrated every year in which day?
Cobalamin is the scientific name of which of the following vitamins?
Which of the following tag is used to insert comments in the HTML source code ?