Question

ANSWR ON NOTEE BOOK WRITTEN 100 POINTS
Note: Attempt all the questions.
1. A cricketers scores the following runs in eight innings: (4)
58, 76, 40, 35, 46, 45, 0, 100
Calculate the mean score.
2. Find the mode and median of the data: (4)
13, 16, 12, 14, 19, 12, 14, 13, 14
3. Check whether the value given in the brackets is a solution to the given equation
or not: (4)
(i) n + 5 = 19 ( n = 1)
(ii) 4p – 3 = 13 (p = -4)
4. There are 6 marbles in a box with numbers from 1 to 6 marked on each of them.
(i) What is the probability of drawing a marble with number 2? (4)
(ii) What is the probability of drawing a marble with number 5?
5. Write equations for the following statements: (4)
(i) The sum of numbers x and 4 is 9.
(ii) Three-Fourth of t is 15.
6. Tell whether the following is certain to happen, impossible, can happen but not
certain. (4)
(i) You are older today than yesterday.
(ii) A tossed coin will land heads up.
(iii) The next traffic light seen will be green.
(iv) Tomorrow will be a cloudy day.
7. Solve the following equations: (4)
(i) 5p + 2 = 17 (ii) 3m – 14 = 4
SECOND UNIT TEST Page 2
8. Tell whether the statement is true or false: (4)
(i) The mode is always one of numbers in a data.
(ii) The mean is one of the numbers in a data.
(iii) The median is always one of the numbers in a data.
(iv) The data 6, 4, 3, 8, 9, 12, 13, 9 has mean 9.
9. Write the following equations in statement form: (4)
(i) m -7 = 3 (ii) 2m = 7
10. Following data gives total marks (out of 600) obtained by six children of a
particular class. Represent the data on a bar graph. (4)
Students
Ajay
Bali
Dipti
Eiyan
Geetika
Hari
Marks Obtained
450
500
300
360
400
540
11. Make 10 multiple choice questions from any one of the chapter given below and also solve them. (10)
(i) Integers
(ii) Fractions and Decimals

Answer 1

Answer:

srry don't know

thanks for replying

Answer 2

Answer:

1. A cricketer scores the following runs in eight innings: 58, 76, 40, 35, 46, 45, 0, 100. The mean score of the cricketer in 8 innings is 50.
2. Both mode and median of the data: 13, 16, 12, 14, 19, 12, 14, 13, 14 is equal to 14.

Step-by-step explanation:

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