Question
If the 4-digit number x67y is exactly divisible by 9,
then the least value of (x + y) is _____.Solution
x67y is exactly divisible by 9 The sum of its digits must be divisible by 9 x + 6 + 7 + y = x + y + 13 is divisible by 9 Minimum value x + y must be equal to 5 because then the sum will be 18 and it is divisible by 9. ∴ The least value of (x + y) is 5.
Which of the following is not an informal assessment?
Which of the following pairs is incorrectly matched?
You have an aggressive student in your class. Which of the following would you adopt to handle him?
Equalisation of educational opportunity is provided in ____________ of Indian Constitution.
एक तेज़ और कुशल तरीका है जिससे विद्यार्थियों को त्वरित प्�...
What is the main purpose of punishment to students?
Under the RTE Act, how much of a private school's seats must be reserved for disadvantaged groups?
_____ is the apex institution in the area of training educational planners and administrators?
Talking and indiscipline in classroom is an indication of ____________ ?
______ is the quality of a good teacher.
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