Math worksheet

1. Math worksheet
2. Math worksheet
3. Math worksheet
4. Math worksheet



Q1. Define:

a)     Arithmetic mean
b)     Median
c)     Mode
d)     Bar graph
e)     Double bar graph

Q2. The ages in years of 5students in your school are:13, 17, 18, 15, 7

a)     What is the range of the ages of the students?
b)     What is the mean age of the students?

Q3. Find the mode of the following data:

21, 41, 21, 62, 51, 31, 91, 81, 61, 51, 61, 21, 41, 43, 21, 31, 41, 53, 51, 81, 51

Q4. Find the median:i)29, 27, 15, 38, 56, 75, 24
                                         ii) 18, 17, 46, 17, 20, 19, 17
                                        iii) 31, 33, 45, 41, 48, 61, 51, 78, 92

Q5.Increase in Population of 2 villages in the years 2001, 2002, 2003, 2004 and 2005 are given below:

YEARS	2001	2002	2003	2004	2005
VILLAGE A	760	340	550	425	600
VILLAGE B	620	500	670	329	700

 Draw a double bar graph choosing an appropriate scale.

Q6. The mean of x+8, x+6, x+4 x+2 and x is 24. Find the value of x.

Q7. The median of the following observations , arranged in ascending order is 22. Find x.

8,11,13,15,x+1,x+3,3035,40,43

Q8. The following are the weights (in kg wt) of 8 students:

49.3, 43, 51.2, 49.5, 50.2, 45, 45.5, 48.3

i) find the mean weight.
ii) How many students have weights more than the mean weight
iii) if a student whose weight is59kg wt is also included then what will be the mean weight?

Q1. Fill in the blanks:

a)      If two angles are ____________ , their measures are same

b)      In an isosceles triangle base angles opposite to the equal sides are ________

c)      The side opposite to the right angle is called the _________ of the right –angled triangle.

Q2. In the given figure, diagonal AC of a quadrilateral ABCD bisects theangle A and angle C. Prove that AB = AD and CB = CD

Q3. In the given figure, P is a point in the interior of angle AOB. If PL is perpendicular to OA and PM is perpendicular to OB such that PL = PM, show that OP is the bisector of angle AOB

Q4. If Δ PQR is congruent to Δ EDF, then is it true to say that PR = EF? Give reason for your

Answer.

Q5. In the given figurecan you use ASA congruence rule and conclude that ∆AOC is congruent to ∆BOD?

                        

Q1. Find the ratio of 5kg to 5500g.

Q2. A map is given with a scale of 4cm = 2000km . What is the actua;l distance between the two places in kms, if the distance in the map is 6cm.

Q3. Out of 40 children in a class , 20 are girls. What is the percentage of boys?
Q4. Convert 5.9, , and 0.89 into percents

Q5. 12% children in the class of 25 like eating ice creams. Find the number of children who do not like eating ice-creams.

Q6. Find:

a)    14 is 35 % of what number
b)   45% of what number is 9

Q7. On a certain sum the interest paid after 4 years is Rs. 500 at 10% rate of interest per annum. Find the sum.

Q8. I buy a laptop for Rs.45,000 and sell it at a loss of 15 %. How much money do I get for it?

Q9. Are the ratios 1:2 and 2:3 equivalent/

Q10. The car that I own can go 150 km wiyh 25 lts of petrol. How far can it go with 30 lts of petrol?

Q11. If Rs. 250 is to be divided amongst Ravi, Raju and Roy, so that Ravi gets two parts, Raju gets three parts and Roy gets five parts. How much money will each get? What will it be in percentages?

Q12. Selling price of toy car is Rs. 540. If the profit made by shopkeeper is 20⁒ , what is the C.P of this toy?