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Subject :Maths    Class : Class 10

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Subject :Maths    Class : Class 10

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Subject :Maths    Class : Class 6

Case Study : In a classroom activity, teacher taught students about how to form numbers and then teacher writes all the digits 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9 on the board and asks some questions to the students.

Based on the above information, answer the following questions.
What is the smallest 7-digit odd number formed by the digits 2, 3, 1, 6, and 5 using each digit atleast once?

A 1112365
B 1123561
C 1235611
D 1111111


11,12,365 is smaller than 12,35,611!!!

Ans 1:

Class : Class 6
11,12,365 is smaller than 12,35,611!!!

Ans 2:

Class : Class 6

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Subject :Maths    Class : Class 6

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Subject :Maths    Class : Class 7

Case Study : Anuj was sitting in his garden with his father. There was one mango tree and one neem tree situated at each side of the garden. Anuj observed that on mango tree, honey bees have started making their house with 3 beautiful hexagonal patterns in one hour while his father observed that on neem tree, another honey bees also have started making their house with 5 hexagonal patterns in one hour.

Based on the above information, answer the following questions.
Number of hexagonal patterns made by honey bees on mango tree at the rate of power, raised to 5 after 5 hours, is

A 9
B 27
C 81
D 243


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Subject :Maths    Class : Class 7

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Subject :Maths    Class : Class 9

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Subject :Maths    Class : Class 7

In each of the following questions, a statement of Assertion (A) is given followed by a corresponding statement of Reason (R) just below it. Of the statements, mark the correct answer as
Assertion : −63/147 and -21/-49 are equivalent rational numbers.
Reason : If the numerator and denominator of a rational number are multiplied or divided by a same non-zero integer, we get a rational number which is said to be equivalent to the given rational number.

A If both assertion and reason are true and reason is the correct explanation of assertion.
B If both assertion and reason are true but reason is not the correct explanation of assertion.
C If assertion is true but reason is false.
D If assertion is false but reason is true.


plz explain

Ans 1:

Class : Class 7

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Subject :Maths    Class : Class 6

Directions : In each of the following questions, a statement of Assertion (A) is given followed by a corresponding statement of Reason (R) just below it. Of the statements, mark the correct answer as
Assertion : The sum of 278 + 691 + 221 is 1901.
Reason : If a, b and c are three whole numbers, then (a + b) + c = a + (b + c).

A If both assertion and reason are true and reason is the correct explanation of assertion.
B If both assertion and reason are true but reason is not the correct explanation of assertion.
C If assertion is true but reason is false.
D If assertion is false but reason is true.


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Subject :Maths    Class : Class 8

Ans 1:

Class : Class 8
135/100*80=27/20*80=27/1*4=108m

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