Question
नीचे दिए गए वाक्यों
के सही अनुवाद का मिलान करें और उचित विकल्प का चयन करें: (i) यह मंज़ूरी अनिवार्य है। – This approval is mandatory. (ii) विवरणों का पुनः सत्यापन किया जाएगा। – The details will be re-verified. (iii) हमने आवश्यक कार्रवाई नहीं की। – We have taken the necessary action. (iv) कार्यालय सप्ताह के सातों दिन खुला है। – The office is open all seven days of the week.Solution
(iii) हमने आवश्यक कार्रवाई नहीं की। – We did not take necessary action.
In a moderately skewed distribution, the mean is 20 and the mode is 26. Find the median using the empirical relation between mean, median and mode.
The average of 5 numbers is 42. When one of the numbers is excluded, the average of the remaining four numbers becomes 38. Determ...
20 boys working 9 hours a day can finish a task in 12 days. They all worked together initially, but after 10 days, 5 boys left. H...
A company’s quarterly sales (in lakh units) are:
Q1: 18, Q2: 24, Q3: 21, Q4: 27
Find the percentage increase from...
Two trains, A and B, start from the same point at the same time and travel in opposite directions. Train A travels at a speed of 60 km/h and Train B tra...
Let A be a 3×3 matrix such that AT =−A and all diagonal entries are zero.
Which of the following is always true ?
I. x2 + 31x + 238 = 0
II. 2y2 + 70y + 612 = 0
A boat can travel 30 km downstream in 2 hours and return upstream in 3 hours. What is the speed of the boat in still water?
If S = 1³ + 2³ + 3³ + … + n³, find S when n = 10.
If total lakes in X are 25% more than total parks in P and total parks in X are 50% more than total parks in R, then find total parks and lakes in X.
