A student got 20% marks and failed by 72 marks. If he scores 40% marks then he gets 8 marks more ...
A student got 20% marks and failed by 72 marks. If he scores 40% marks then he gets 8 marks more than the passing marks. Find the passing marks.
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A student got 20% marks and failed by 72 marks. If he scores 40% marks then he gets 8 marks more than the passing marks. Find the passing marks.
Literary agents estimate that more than half of all nonfiction books credited to a celebrity or other public figure are in fact written by ghostwriters, professional authors who are paid to write...
A total of 300 tickets were sold for a performance of a school play. The ticket prices were $5 for each adult and $3 for each child, and the total revenue from tickets was $1400. Solving which of...
A wheel makes 12 revolutions per min. The angle in radian described by a spoke of the wheel in 1 s is:
Adapted from Cowboy Songs and Other Frontier Ballads by John A. Lomax (1910) The big ranches of the West are now being cut up into small farms. The nester has come, and come to stay. Gone is the...
Text 1 Most animals can regenerate some parts of their bodies, such as skin. But when a three-banded panther worm is cut into three pieces, each piece grows into a new worm. Researchers are...
If you invest $1,000 for five years at an annual interest rate of 4%, compounded quarterly, what will be the value of your investment at the end of five years?
Many of William Shakespeare’s tragedies address broad themes that still appeal to today’s audiences. For instance, Romeo and Juliet, which is set in the Italy of Shakespeare’s time, tackles the...
Archaeologists have been debating the origin of a rare form of lead found in Shang dynasty (1766–1046 BCE) bronze artifacts since its presence was discovered in China in the 1990s. Different...