Page 31 - Arithmetic

7.
8.
9.
For a welfare fund, residents of a society decided to collect as many cents from each resident as the number of residents. If the residents collected 4225 cents in total, how many residents are living in the society?
a) 35 b) 45 c) 55 d) 65 e) 75
An international parade is comprised of of 45896 students. The instructor of the parade wishes to arrange the equal number of students in each row and column. After arranging them, he finds many students left out. How many extra students are there in the international parade?
a) 64 b) 81 c) 100 d) 121 e) 169
Four friends are arguing about the cube root of 0.000027. Sam calculates it as 0.3, Ronny calculates it as 0.03, John calculates it as 0.003, and according to Harry, it cannot be determined. Who among the four friends is right?
a) Harry
c) John
e) No one is right
b) Ronny d) Sam
b) 0.081 d) 0.03
3
10. Find the value of √√0.000729
a) 0.027 c) 0.27
e) 0.3
11. The sum of two numbers is 17, and the sum of their squares is 149. Find the smaller number.
a) 7 b) 8 c) 9 d) 10
e) 11
Page 30 of 55
Arithmetic Concept