Given that Total journey time = 19 hours The train has completed a 10-hour journey. The average speed of train... View Article
We have to find the H.C.F first of 306, 657 is By using prime factorization method , we get ;... View Article
A quadrilateral with a pair of parallel sides is known as a trapezium or a trapezoid. The properties of trapezium... View Article
The place value of 0 in 103 is given by the product of digits place in the number and the... View Article
Possible numbers of events on throwing a dice = 6 Numbers on dice = 1,2,3,4,5 and 6 Prime numbers =... View Article
The correct answer is (a) 4 The number 144 is a composite and it should have prime factors. Now let us... View Article
Answer: The temperature at 12 noon = 10° C above zero The temperature is decreasing at 2° C per hour... View Article
Answer: We have the formula that (a−b)3 = a3 − b3 − 3ab(a−b) (a + b)3 = a3 + b3... View Article
A salesman has the liberty to sell a hair dryer in his store at a price between Rs. 300 and... View Article
Answer: A rational number is a number that is in the form of p/q, where p and q are integers,... View Article
Two rational No. √2 & √7 are given in the question Approximate value of √2 = 1.41 & √7 =... View Article
Answer: Let us assume the profit to be x The profit of A will be 3/5 x profit of B... View Article
Given Sec A + tan A = p——-(1) We know that Sec2 A – tan2 A = 1 From the... View Article
Given From the question, it is given that Selling price of washing machine = ₹ 13500 Percentage of loss =... View Article
Applying division lemma to 65 and 117, we get 117 = 65 × 1 + 52 Since the remainder 52... View Article
Let n be a natural number. Case I: n is a perfect square (1,4,9,16,25,…. etc.) Then √n is a natural... View Article
Euclid algorithm lemma, a = bq + r where 0 ≤ r < b From Euclid algorithm lemma, 2032 =... View Article
Answer: The elimination method is the process of eliminating one of the variables in the system of linear equations using... View Article
Answer: A number that has only two factors i.e. 1 and the number itself are known as Prime Numbers. Prime factorization... View Article
Two-digit numbers divisible by 5 are 10,15,20,25……………………………95 We note that here the common difference(d) is 5. Here the sequence is... View Article
