Math Olympiad Grade 3 Mix Review Worksheet-8

Mix Review Worksheet-8

11. Find the missing operator.

       (24 3) + 4 = 12

       A. −                     B. +                     C. ÷                     D. ×

12. Use the table to answer this question. Mr. Gupta pays 20 Rs. for a cap and a wallet. How much change will he get?

       A. Rs.1.75          B. Rs.1.25          C. Rs.2.50         D. Rs.1.50

13. Which grid shows sixteen hundredths?

       A.    B.    C.      D.

14. One Kg of cherries costs Rs.25. How many Kg of cherries can you buy with Rs.100?

       A. 5 Kg               B. 10 Kg              C. 6 Kg               D. 4 Kg

15. Javed has 44 blue marbles. What is 44 rounded to the nearest ten?

       A. 50                   B. 40                   C. 45                   D. 60

16. The Amazon River is 4,073 miles long and the Nile River is 4,145 miles long. How much longer is Nile River than Amazon River?

       A. 32 miles        B. 62 miles        C. 82 miles        D. 72 miles

17. Which option shows Twenty-three hundredths in standard form?

       A. 0.23               B. 0.023             C. 2.3                  D. 2,300

18. What unit would you use to measure the width of a table?

       A. inch                B. yard               C. foot                 D. kilometre

19. What type of angle is shown below?

       A. acute              B. right               C. obtuse            D. none of these

20. 0.5 meter is same as? HINT: 1 meter = 100 centimeter

       A. 100 centimeters                       B. 40 centimeters

       C. 50 centimeters                         D. 10 centimeters

Answers:

(11)–C; (12)–D; (13)–B; (14)–D; (15)–B; (16)–D; (17)–A; (18)–C; (19)–B; (20)–C