Related Questions

The surface of a certain planet reflects 80 percent of the light that strikes it. The clouds around the planet then absorb 40 percent of the reflected light. What percent of the light that strikes the planet is reflected from the surface and passes through the clouds without being absorbed?
A 32%
B 40%
C 48%
D 60%
Many scientists are still hoping (to have found life) on another planet. (The bracketed portion of each question may contain some error. Identify the option that best replaces the bracketed portion. If there is no error then choose option E)
A to had found
B to find
C two find
D to have been found
If a disk has a bad spot on its surface, the spot is called a ----
A Disk crash
B Disk error
C Disk scanner
D Disk sector
 If a disk has a bad spot on its surface, the spot can be called a – 
A Disk error
B Disk crash
C Disk scanner
D Disk sector
Read the following passage carefully and then choose the right word to complete the sentence that follows. Rockets are very expensive as it can be used only once. Appled scientists have therefore develped a reusable space craft called a space shuttle which takes off like a rocket; however, does no get destroyed as it returns to earth. It can also be used to lunch satellired into space, retrieve them from space if any repairing os required and allow around 8 scientists to crryout experiments in space. The space shuttle does not get.
A flattened
B enlarged
C ruined
D developed
What is the name of the operating system which was originally designed by scientists and engineers for use by scientists and engineers?
A XENIX
B UNIX
C OS/2
D MS DOS
E None of the above
Many scientists are still hoping --- life on another planet.
A to have found
B to find
C to have been found
D finding
Scientists ........... a new planet .
A had jst discover
B just discover
C have just discover
D have just discovered
Many scientists are still hoping ----- life on another planet.
A to have found
B to find
C to have been found
D finding
একটি কোম্পানির নীট আয় ২৪০০০ টাকা, গড় সম্পত্তি ৬০০০০০ টাকা, এবং নীট বিক্রয় ৪০০০০০ টাকা, কোম্পানি মুনাফার হার কত?
A ১২%
B ১০%
C ৬%
D ৯%

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