P={1,2,3,4} হলে P - P এর মান কোনটি?

Created: 2 years ago | Updated: 10 months ago

{0}

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{

φ

}

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1 820

best ans

Null set is represented by either { } or Ø

1 year ago

0 0

FAHMIDA RAHMAN ILA

যোগজীকরণ

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1.
If a mobile is sold at Tk. 11,000; there is a profit of 10%. What is the cost price of the mobile?

Created: 1 month ago | Updated: 1 month ago

Tk. 10,000

Tk. 11,500

Tk. 10,500

Tk. 12,000

C ইউনিট ব্যবসা শিক্ষা (২০২৩-২০২৪) || (09-03-2024) সাধারণ গণিত

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0 149

2.
A fruit seller had some apples. He sells 40% apples and still has 420 apples. How many apples he had at the begining?

Created: 1 month ago | Updated: 1 month ago

588 apples

600 apples

672 apples

700 apples

C ইউনিট ব্যবসা শিক্ষা (২০২৩-২০২৪) || (09-03-2024) সাধারণ গণিত

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0 105

3.
What is the smallest positive integer that is evenly disvible by both 21 and 9?

Created: 1 month ago | Updated: 1 month ago

126

C ইউনিট ব্যবসা শিক্ষা (২০২৩-২০২৪) || (09-03-2024) সাধারণ গণিত

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0 109

4.
How many prime numbers are there between 1 to 11?

Created: 1 month ago | Updated: 1 month ago

C ইউনিট ব্যবসা শিক্ষা (২০২৩-২০২৪) || (09-03-2024) সাধারণ গণিত

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0 110

5.
It takes 24 hours for 10 men to make 15 cakes. How many cakes can be made if 8 men work for 36 hours?

Created: 1 month ago | Updated: 1 month ago

C ইউনিট ব্যবসা শিক্ষা (২০২৩-২০২৪) || (09-03-2024) সাধারণ গণিত

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0 110

6.
The ratio of present age of father, mother and son is 7:5:3. The sum of their ages is 75. What is the present age of the son in years?

Created: 1 month ago | Updated: 1 month ago

C ইউনিট ব্যবসা শিক্ষা (২০২৩-২০২৪) || (09-03-2024) সাধারণ গণিত

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0 121

P={1,2,3,4} হলে P - P এর মান কোনটি?

যোগজীকরণ

Related Question

1.
If a mobile is sold at Tk. 11,000; there is a profit of 10%. What is the cost price of the mobile?

2.
A fruit seller had some apples. He sells 40% apples and still has 420 apples. How many apples he had at the begining?

3.
What is the smallest positive integer that is evenly disvible by both 21 and 9?

4.
How many prime numbers are there between 1 to 11?

5.
It takes 24 hours for 10 men to make 15 cakes. How many cakes can be made if 8 men work for 36 hours?

6.
The ratio of present age of father, mother and son is 7:5:3. The sum of their ages is 75. What is the present age of the son in years?

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