A hat contains 12 cards marked with a star and 18 unmarked cards. What is the probability that one card slelected at random will be marked with a star?

Created: 6 months ago | Updated: 3 weeks ago

৩/৫

2/5

2/3

5/2

Job Solution First Security Islami Bank Ltd First Security Islami Bank Ltd | Probationary Officer | 19-02-2021 গণিত

361

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Total cards=12+18

=30

Star marked card probability=12/30

=2/5 (Ans)

1 year ago

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A seller gave 5% discount on the tag price of a book and made a profit of 25% on cost. If the cost of the book was Tk. 380, what was the tag price?

Created: 6 months ago | Updated: 5 days ago

Tk 450

Tk 480

Tk 500

None of these

Job Solution First Security Islami Bank Ltd First Security Islami Bank Ltd - Probationary Officer - 2014 গণিত

1142

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At present Lili is 23 years old and Medrin is 15 years old. How many years ago was Lili twice as old as Mehrin?

Created: 6 months ago | Updated: 5 days ago

৭

১৬

৯

Job Solution First Security Islami Bank Ltd First Security Islami Bank Ltd - Probationary Officer - 2014 গণিত

714

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If k is divisible by 2, 3 and 15, which of the following is also divisible by these numbers?

Created: 6 months ago | Updated: 5 days ago

k+5

K+15

K+20

K+30

None of these

Job Solution First Security Islami Bank Ltd First Security Islami Bank Ltd - Probationary Officer - 17.07.2009 গণিত

665

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The price of a DVD Player is discounted by 10 percent, and the reduced price is then discounted again by 10 percent. The series of successive discounts is equivalent to a single discount of ----

Created: 6 months ago | Updated: 5 days ago

২০%

১৯%

১৮%

11%

None of these

Job Solution First Security Islami Bank Ltd First Security Islami Bank Ltd - Probationary Officer - 17.07.2009 গণিত

739

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A restaurant meal costs Tk. 35.50 and there was no tax. If the tip was more than 10 percent but less than 15 percent of the cost of the meal, then the total amount paid must have been between ---

Created: 6 months ago | Updated: 5 days ago

Tk. 40 & Tk. 42

Tk. 39 & Tk. 41

Tk. 33 & Tk. 40

Tk. 37 & Tk. 39

None of these

Job Solution First Security Islami Bank Ltd First Security Islami Bank Ltd - Probationary Officer - 17.07.2009 গণিত

686

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Related Questions

A seller gave 5% discount on the tag price of a book and made a profit of 25% on cost. If the cost of the book was Tk. 380, what was the tag price?

At present Lili is 23 years old and Medrin is 15 years old. How many years ago was Lili twice as old as Mehrin?

If k is divisible by 2, 3 and 15, which of the following is also divisible by these numbers?

The price of a DVD Player is discounted by 10 percent, and the reduced price is then discounted again by 10 percent. The series of successive discounts is equivalent to a single discount of ----

A restaurant meal costs Tk. 35.50 and there was no tax. If the tip was more than 10 percent but less than 15 percent of the cost of the meal, then the total amount paid must have been between ---