Question
Which element is represented by the symbol 'Fe' in the
periodic table?Solution
The symbol 'Fe' represents the element Iron in the periodic table.
Find the fourth proportion of 12.5, 17.5 and 27 respectively.
The average weight of certain number of students in a class is 72 kg. 8 students whose average weight is 75 kg left the class and 3 students whose avera...
'A' can complete a task in 24 days, while 'B' can finish the same task in 36 days. However, 'A' works at only 2/3 of his usual efficiency, and 'B' opera...
A man is 60% more efficient than a boy. Together, two boys and one man can finish a task in 15 days. How many boys would be needed to complete the same ...
Select the letter-cluster from among the given options that can replace the question mark (?) in the given series.
 DXC, GTH, ?, MLR, PHW
Three positive numbers are in the ratio 2:3:4. The sum of their squares is 2349. The average of the largest and the second largest number is:
A plastic toy costs ₹7. A plastic spoon costs ₹5. X spends ₹38 on these plastic items. Find the number of plastic toys he/she purchased?
Ram needs to travel from point 'A' to point 'B'. If he travels at a speed of 24 km/h, he arrives 2.5 hours later than expected. However, if he travels a...
Two students appeared in an exam and one secured 13 marks more than the other. If marks of student who got more marks is 60% of the sum of the marks of ...
A cuboidal box has dimensions of length = 18 cm, breadth = 15 cm, and height = 10 cm. If the breadth is increased by 20% and the height is decreased by ...
