Two pipes A and B can fill a tank in 20 and 30 minutes respectively. If both the pipes are used together, then how long will it take to fill the tank?

Created: 4 months ago | Updated: 2 months ago

10 minutes

11 minutes

12 minutes

15 minutes

None of these

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A car rental agency charges Tk. 2,000 a day plus Tk. 10 per mile for its rental cars. what is the total cost of traveling a total of 400 miles in 4 days in a car rented form this agency ?

Created: 4 months ago | Updated: 3 months ago

TK. 10,450

Tk. 12,000

TK. 4,800

TK. 14,400

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A boy got 50% of the questions on a test correct . If he had 10 questions correct out of the first 12 and 25% of the remaining questions correct, how many questions were on the test?

Created: 4 months ago | Updated: 3 months ago

১৬

২৮

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what is the greater of two numbers whose product is 900 , if sum of these two numbers exceeds their difference by 30?

Created: 4 months ago | Updated: 3 months ago

১৫

৭৫

৯০

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If Farhan were to add 5 gallons of kerosene to a tank that is already $\frac{3}{4} f u l l o f k e r o \sin e, t h e \tan k w o u l d b e \frac{7}{8} f u l l . H o w m a n y g a l l o n s o f k e r o \sin e w o u l d t h e \tan k h o l d i f i t w r e f u l l .$

Created: 4 months ago | Updated: 3 months ago

25 gallons

40 gallons

64 gallons

80 gallons

Job Solution Exim Bank Ltd Exim Bank Ltd - Assistant Officer - 01.10.2010 গণিত

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what will be the compound interest on TK. 6,000 for 1 $\frac{1}{2} y e a r a t 10 % p e r a n n u m i f t h e i n t e r e s t i s p a i d h a l f y e a r l y ?$

Created: 4 months ago | Updated: 3 months ago

TK. 912.75

TK. 930. 50

Tk. 932. 75

TK. 945 . 75

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Two pipes A and B can fill a tank in 20 and 30 minutes respectively. If both the pipes are used together, then how long will it take to fill the tank?

Related Questions

A car rental agency charges Tk. 2,000 a day plus Tk. 10 per mile for its rental cars. what is the total cost of traveling a total of 400 miles in 4 days in a car rented form this agency ?

A boy got 50% of the questions on a test correct . If he had 10 questions correct out of the first 12 and 25% of the remaining questions correct, how many questions were on the test?

what is the greater of two numbers whose product is 900 , if sum of these two numbers exceeds their difference by 30?

If Farhan were to add 5 gallons of kerosene to a tank that is already 34 full of kerosine , the tank would be 78 full . How many gallons of kerosine would the tank hold if it wre full .

what will be the compound interest on TK. 6,000 for 1 12 year at 10 % per annum if the interest is paid half yearly ?

If Farhan were to add 5 gallons of kerosene to a tank that is already $\frac{3}{4} f u l l o f k e r o \sin e, t h e \tan k w o u l d b e \frac{7}{8} f u l l . H o w m a n y g a l l o n s o f k e r o \sin e w o u l d t h e \tan k h o l d i f i t w r e f u l l .$

what will be the compound interest on TK. 6,000 for 1 $\frac{1}{2} y e a r a t 10 % p e r a n n u m i f t h e i n t e r e s t i s p a i d h a l f y e a r l y ?$