If $2^{x - 1} + 2^{x + 1} = 320$ , then the value of x is:

Created: 4 months ago | Updated: 2 months ago

৮

৭

Job Solution United Commercial Bank Ltd (UCB) United Commercial Bank Ltd - Officer - 13.08.2010 গণিত

284

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In a club 60% members are male and 70% members are graduates. Again, 50% of the graduate members are male. What percent of the club members are female and not graduate?

Created: 4 months ago | Updated: 2 months ago

৫%

১০%

15%

২০%

None of these

Job Solution United Commercial Bank Ltd (UCB) United Commercial Bank Ltd - Officer - 25.02.2011 গণিত

1795

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6 men or 8 women can do a work in 18 days. How many days will it require to complete the whole work if 3 men and 5 women work together?

Created: 4 months ago | Updated: 2 months ago

10 days

12 days

14 days

16 days

None of these

Job Solution United Commercial Bank Ltd (UCB) United Commercial Bank Ltd - Officer - 25.02.2011 গণিত

630

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In a cash box, there are equal numbers of 10 paisa, 25 paisa and 50 paisa coins. If the box contains Tk. 170 in total of the three coin denominations, then what is the number of 10 paisa coins?

Created: 4 months ago | Updated: 2 months ago

২০০

২০০০

None of these

Job Solution United Commercial Bank Ltd (UCB) United Commercial Bank Ltd - Officer - 25.02.2011 গণিত

945

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Price of paper has increased by 20%. Approximately, what percent of the paper usage must be curtailed so that the expenditure for paper remains the same?

Created: 4 months ago | Updated: 2 months ago

8.66%

12.33%

16.66%

17.33%

None of these

Job Solution United Commercial Bank Ltd (UCB) United Commercial Bank Ltd - Officer - 25.02.2011 গণিত

672

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If ( $x^{2}$ -x+2)/2=4, then x could be equal to--

Created: 4 months ago | Updated: 2 months ago

-3

None of these

Job Solution United Commercial Bank Ltd (UCB) United Commercial Bank Ltd - Officer - 25.02.2011 গণিত

354

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If 2x-1+2x+1=320, then the value of x is:

Related Questions

In a club 60% members are male and 70% members are graduates. Again, 50% of the graduate members are male. What percent of the club members are female and not graduate?

6 men or 8 women can do a work in 18 days. How many days will it require to complete the whole work if 3 men and 5 women work together?

In a cash box, there are equal numbers of 10 paisa, 25 paisa and 50 paisa coins. If the box contains Tk. 170 in total of the three coin denominations, then what is the number of 10 paisa coins?

Price of paper has increased by 20%. Approximately, what percent of the paper usage must be curtailed so that the expenditure for paper remains the same?

If (x2-x+2)/2=4, then x could be equal to--

If $2^{x - 1} + 2^{x + 1} = 320$ , then the value of x is:

If ( $x^{2}$ -x+2)/2=4, then x could be equal to--