Practice question

MCQ

Question

A glass jar contains 1 red, 3 green, 2 blue and 4 yellow marbles. If a single marble is chosen at random from the jar, what is the probability that it is yellow or green?

Options

Choose one · Correct answer highlighted

3/10 4/10 7/10 Correct 1/10

Explanation

quantitative reasoning analysis shows ratio, percentage and series logic determine correct calculation. Consequently 7/10 emerges as the valid choice since it meets mathematical and logical criteria, aligning with established principles in aptitude and reasoning literature.

Share this question

Discussion

Comments

0 comments

Please log in to join the discussion.

No comments yet. Be the first to start the discussion.

Related blogs

Guides and insights connected to this topic

Class IX Science 14 Sep 2026

Exploring Mixtures and their Separation Notes - Types of Mixtures, Separation Methods and Solutions

Learn how mixtures are classified as homogeneous or heterogeneous and discover basic separation methods such as filtration, evaporation and distillation.

Class IX Science 14 Sep 2026

Reproduction: How Life Continues Notes - Asexual, Sexual Reproduction and Contraception

Explore class 9 biology notes on asexual and sexual reproduction, vegetative propagation, and contraception, with examples and key concepts.

Class IX Science 14 Sep 2026

Earth as a System: Energy Matter and Life Notes - Geosphere, Hydrosphere, Atmosphere, Biosphere and Greenhouse Effect

Explore how the Sun, Earth's interior heat and chemical reactions drive energy and matter through the geosphere, hydrosphere, atmosphere and biosphere.