Given,Length of the roller (h) = 120 cm Diameter of the roller (d) = 84 cmThus, the radius of the roller (r) = 84/2 = 42 cm Curved surface area... View Article
The reduced form will be obtained when there is no negative sign in denominator and fractors are simplified.Let us find the HCF os 36 and 24.36 =... View Article
The quadratic equation is also called a polynomial equation as it contains only powers of x that are non-negative integers. More specifically, it... View Article
Let’s assume the speed of the slower car to be x km/hr Then, the speed of the faster car will be (x + 7) km/hr Now, The distance covered by... View Article
Answer: (b) 2,16,000 There are 60 minutes in an hour and 24 hours in a day. So, 24 × 60 = 1440 minutes in a day. Hence, if 150 babies are... View Article
When 2000 is divided by 13, we get remainder 11Now, 111000 = 121500Also, 121/13 gives remainder 4. And, we have 4500/13 = 21000/13We know that... View Article
To construct an angle of 75o, we need to first produce an angle bisector in between 90o. Let’s learn the steps to construct a 75o angle.... View Article
Answer: In Maths, number lines are the horizontal straight lines in which the integers are placed in equal intervals. All the numbers in a... View Article
In the given figure, find PM. a) 2 cm b) 3 cm c) 4 cm d) 5 cm The correct answer is c) 4 cm From the figure, we observe that ∠LOP = ∠MOP ,... View Article
Draw a number line having points 0, 1, 2 and 3 as shown in the diagram. Let us denote point 0 as “O” and point 1 as “A.” At point A, draw a... View Article
(a) multiplication(b) division(c) addition(d) subtractionCorrect option: (b) divisionClosure property does not hold in integers for division.... View Article
We know that two integers whose sum is zero are called additive inverses of each other. The additive inverse of an integer is obtained by... View Article
(a) whole numbers(b) integers(c) rational numbers(d) all the aboveCorrect option: (d) all the above1 is the multiplicative identity for whole... View Article