Question
A student scored 75 marks in Mathematics, 85 marks in
Science, and 90 marks in English out of a total of 100 marks in each subject. If the weightage of Mathematics is 30%, Science is 40%, and English is 30%, what is the student's overall weighted percentage?Solution
Weighted score = (75 * 0.30) + (85 * 0.40) + (90 * 0.30) = 22.5 + 34 + 27 = 83.5%. Overall weighted percentage = 83.5%. Correct answer: A) 83.5%
If no external force acts on a system of bodies, the total linear momentum of the system of bodies remains constant. Which law states this?
India tops the world in production of
What is the full form of DNA?
What type of immunity is provided by vaccination?
An ice block with a piece of lead embedded in it floats in water. If ice melts the water level –
The SI unit of angular momentum is equivalent to which of the following?
The pressure inside a soap bubble is 3 Pa more than atmospheric pressure. Surface tension is 0.03 N/m. Find radius.
What is the product of the reaction?
CH₃COOH + CH₃OH → (H⁺, heat)
Which of the following statements for the given chemical reaction is true?
Fe2O3 + 2Al
Which vitamin can be synthesized in the liver?