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A bag contains 3 red, 3 white and 3 green balls. One ball is taken out of the bag at random. What is the probability that the ball drawn is –not red.
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A bag contains 3 red, 3 white and 3 green balls. One ball is taken out of the bag at random. What is the probability that the ball drawn is – either red or white.
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Each card bears one letter from the word ‘mathematics’ The cards are placed on a table upside down. Find the probability that a card drawn bears the letter ‘m’.
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Out of 200 students from a school, 135 like Kabbaddi and the remaining students do not like the game. If one student is selected at random from all the students, find the probability that the student selected dosen't like Kabbaddi.
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A two digit number is to be formed from the digits 0, 1, 2, 3, 4. Repetition of the digits is allowed. Find the probability that the number so formed is a - prime number.
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A two digit number is to be formed from the digits 0, 1, 2, 3, 4. Repetition of the digits is allowed. Find the probability that the number so formed is a - multiple of 4.
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A two digit number is to be formed from the digits 0, 1, 2, 3, 4. Repetition of the digits is allowed. Find the probability that the number so formed is a - multiple of 11.
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Find the fourth term from the end in an A.P. –11, –8, –5,...., 49.
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How many alpha numerals are there in the GSTIN of a registered dealer ?
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Solve any four of the following.
Write the set Q of rational numbers in the property form.
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Solve any four of the following.
`|8|+|-3|=?`
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Solve any four of the following.
Find the value of `x^4-x^3+5` When `x=-1`
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Solve any four of the following.
Write the dates of start and end of a financial year in our country.
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Solve any two of the following.
If a : b = 7 : 2, find the ratios (i)` b : a` (ii) `(a+b)/b`
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Solve any two of the following.
Form a quadratic equation whose roots are 4 and -12.
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Multiply and write the answer in the simplest form :
`5sqrt7 xx 2sqrt7`
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Write the ratio of second quantity to first quantity in the reduced form :
5 dozen pens, 120 pens
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For computation of income tax which is the assessment year of financial year 01-04-2016 to 31-03-2017?
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The tax levied by Central Government for trading within a state is ______.
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The following frequency distribution table shows the distances travelled by some rickshaws in a day. Observe the table and answer the following questions
| Class (Daily distance travelled in km) |
Continuous Classes |
Frequency (no.of. rickshaws) |
Cumulative frequency less than type |
| 60 – 64 | 59.5 – 64.5 | 10 | 10 |
| 65 – 69 | 64.5 – 69.5 | 34 | 10 + 34 = 44 |
| 70 – 74 | 69.5 – 74.5 | 58 | 44 + 58 = 102 |
| 75 – 79 | 74.5 – 79.5 | 82 | 102 + 82 = 184 |
| 80 – 84 | 79.5 – 84.5 | 10 | 184 + 10 = 194 |
| 85 – 89 | 84.5 – 89.5 | 6 | 194 + 6 = 200 |
- Which is the modal class? Why?
- Which is the median class and why?
- Write the cumulative frequency (C.F) of the class preceding the median class.
- What is the class interval (h) to calculate median?
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