To do:We have to prepare a pictograph of students using one symbol  to represent 100 students and answer the given questions.Solution:YearNumber of students              -100 students1996   1998      2000     2002      2004       (i)  6 symbols represent total number of students in the year 2002.(ii) 5 complete and 1 incomplete symbols represent total number of students for ... Read More

To do:We have to observe the pictograph and answer the given questions.Solution:From the given pictograph we can observe thatNumber of bulbs sold on Monday $=6\times2=12$Number of bulbs sold on Tuesday $=8\times2=16$Number of bulbs sold on Wednesday $=4\times2=8$Number of bulbs sold on Thursday $=5\times2=10$Number of bulbs sold on Friday $=7\times2=14$Number of ... Read More

To do:We have to observe the pictograph and answer the given questions.Solution:From the given pictograph we can observe that, Number of baskets sold by Rahim $=4\times100=400$Number of baskets sold by Lakhanpal $=5.5\times100=550$Number of baskets sold by Anwar $=7\times100=700$Number of baskets sold by Martin $=9.5\times100=950$Number of baskets sold by Ranjit Singh ... Read More

To do:We have to observe the pictograph and answer the given questions.Solution:From the given pictograph we can observe thatNumber of girls in class I $=6\times4=24$Number of girls in class II $=4.5\times4=18$Number of girls in class III $=5\times4=20$Number of girls in class IV $=3.5\times4=14$Number of girls in class V $=2.5\times4=10$Number of ... Read More

To do:We have to observe the pictograph and answer the given questions.Solution:From the given pictograph we can observe that(i) Village D has the minimum number of tractors.(ii) Village C has the maximum number of tractors.(iii) Village B has 5 tractorsVillage C has 8 tractorsThis implies, The number of tractors village ... Read More

To do:We have to(a) Arrange the names of sweets in a table using tally marks.(b) Find the sweet that is preferred by most of the students.Solution:(a) The required tally marks table is as followsSweetsTally MarksNumber of studentsLadoo|||| |||| |11Barfi|||3Jalebi|||| ||7Rasgulla|||| ||||9(b) The sweet preferred by most of the students is Ladoo.Read More

To do:We have to make a table and enter the data using tally marks and find the number that appeared.(a) The minimum number of times(b) The maximum number of times(c)  An equal number of times.Solution:(a) The required tally marks table is as followsNumbersTally MarksNumber of times1|||| ||72|||| |63||||54||||45|||| |||| |116|||| ||7(a) The number that occurred ... Read More

To do:We have to find the greater among the two in each case.Solution:(a) $0.4=\frac{4}{10}$ and $0.3=\frac{3}{10}$4 is greater than 3.This implies, $\frac{4}{10}$ is greater than $\frac{3}{10}$.  Therefore, 0.4 is greater than 0.3.(b) $0.07=\frac{7}{100}$ and $0.02=\frac{2}{100}$7 is greater than 2.This implies, $\frac{7}{100}$ is greater than $\frac{2}{100}$.  Therefore, 0.07 is greater than ... Read More

To do:We have to make five more examples and find the greater number from them.Solution:(a) $0.5=\frac{5}{10}$ and $0.8=\frac{8}{10}$8 is greater than 5.This implies, $\frac{8}{10}$ is greater than $\frac{5}{10}$.  Therefore, 0.8 is greater than 0.5.(b) $0.01=\frac{1}{100}$ and $0.09=\frac{9}{100}$9 is greater than 1.This implies, $\frac{9}{100}$ is greater than $\frac{1}{100}$.  Therefore, 0.09 is ... Read More

Given:a) 5 paise b) 75 paise c) 20 paise d) 50 Rs 90 paise e) 725 paiseTo do:We have to express the given as rupees using decimals.Solution:We know that, $Rs.\ 1=100\ paise$$1\ paise=Rs.\ \frac{1}{100}$Therefore, a) $5\ paise=Rs.\ 5\times\frac{1}{100}$$=Rs.\ \frac{5}{100}$$=Rs.\ 0.05$b) $75\ paise=Rs.\ 75\times\frac{1}{100}$$=Rs.\ \frac{75}{100}$$=Rs.\ 0.75$c) $20\ paise=Rs.\ 20\times\frac{1}{100}$$=Rs.\ \frac{20}{100}$$=Rs.\ 0.2$d) ... Read More