Q) A garden is in the shape of a square. The gardener grew saplings of Ashoka tree on the boundary of the garden at the distance of 1 m from each other. He wants to decorate the garden with rose plants. He chose a triangular region inside the garden to grow rose plants. In the above […]
A garden is in the shape of a square. The gardener grew saplings of Ashoka tree Read More »
Q) Activities like running or cycling reduce stress and the risk of mental disorders like depression. Running helps build endurance. Children develop stronger bones and muscles and are less prone to gain weight. The physical education teacher of a school has decided to conduct an interschool running tournament in his school premises. The time taken by
Activities like running or cycling reduce stress and the risk of mental disorders Read More »
Q) Ryan, from a very young age, was fascinated by the twinkling of stars and the vastness of space. He always dreamt of becoming an astronaut one day. So he started to sketch his own rocket designs on the graph sheet. One such design is given below : Based on the above, answer the following questions
Q) Treasure Hunt is an exciting and adventurous game where participants follow a series of clues/numbers/maps to discover hidden treasures. Players engage in a thrilling quest, solving puzzles and riddles to unveil the location of the coveted prize. While playing a treasure hunt game, some clues (numbers) are hidden in various spots collectively forming an
Treasure Hunt is an exciting and adventurous game where participants follow a series Read More »
Q) Tamper-proof tetra-packed milk guarantees both freshness and security. This milk ensures uncompromised quality, preserving the nutritional values within and making it a reliable choice for health-conscious individuals. 500 mL milk is packed in a cuboidal container of dimensions 15 cm x 8 cm x 5 cm. These milk packets are then packed in cuboidal
Q) AB is a chord of a circle centred at O such that ∠AOB=60˚. If OA = 14 cm then find the area of the minor segment. (take √3 =1.73) Ans: Let the chord AB cut the circle in 2 parts. Sector APB is minor segment and AQB is major one. Now in △AOB, radius
Q) The H.C.F of 85 and 238 is expressible in the form 85m -238. Find the value of m. Ans: By prime factorisation, we solve 85 and 238 one by one: 85 = 5 x 17 238 = 2 x 7 x 17 Hence the HCF of these two numbers = 17 Since it is
The H.C.F of 85 and 238 is expressible in the form 85m -238. Find the value of m. Read More »
Q) Find the H.C.F and L.C.M of 480 and 720 using the Prime factorisation method. Ans: VIDEO SOLUTION STEP BY STEP SOLUTION Step 1: By prime factorisation, we solve 480 and 720 one by one: ∴ 480 = 2 x 2 x 2 x 2 x 2 x 3 x 5 = 25 x 3
Find the H.C.F and L.C.M of 480 and 720 using the Prime factorisation method. Read More »
Q) How many positive three digit integers have the hundredths digit 8 and unit’s digit 5? Find the probability of selecting one such number out of all three digit numbers. Ans: 3 digit integers with hundredths digit as 8 will lie between 800 and 999 Now, numbers with unit’s digit as 5 will be 805,
How many positive three digit integers have the hundredths digit 8 and unit’s digit 5? Read More »
Q) Two dice are rolled together bearing numbers 4, 6, 7, 9, 11, 12. Find the probability that the product of numbers obtained is an odd number Ans: The numbers on each dice are 4, 6, 7, 9, 11, 12. ∴ Total possible outcomes = 6 x 6 = 36 To get product of 2
Two dice are rolled together bearing numbers 4, 6, 7, 9, 11, 12. Find the Read More »