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Home › Grade7 › Grade 7 Olympiad › Math Olympiad-Grade-7 › Mixed Bag › Mixed Bag Worksheet-1

Mixed Bag Worksheet-1

Mixed Bag Worksheet-1

 

  1. A class has 21 students. The ratio of girls to boys is 4 : 3. How many girls are there in the class?

(a) 8                    (b) 9                    (c) 7                    (d) 12

 

  1. A stack of 200 identical sheets of paper is 2.5 cm thick. What is the thickness of one sheet of paper?

(a) 0.008 cm    (b) 0.0125 cm   (c) 0.05 cm       (d) 0.08 cm

 

  1. This table shows temperatures at various times during the week. Which thermometer shows the temperature at 8 p.m. on Monday?

(a)         (b)      (c)       (d)

 

  1. Choose the expression represented by the model.

 

(a) 16 ÷ (–4)     (b) 16 ÷ 4           (c) –16 ÷ 4        (d) Any of these

 

  1. A rectangular picture is pasted on a sheet of white paper as shown. What is the area of the white paper not covered by the picture?

(a) 165 m2          (b) 500 m2        (c) 1900 m2       (d) 2700 m2

 

  1. The graph shows the heights of four girls. Sudha is the tallest. Anu is the shortest. Hina is taller than Saroj. How tall is Saroj?

(a) 75 cm           (b) 100 cm        (c) 125 cm         (d) 150 cm

 

  1. Ela can run 100 metres in 20 seconds. If she competes in the 400 metre race, about how many seconds will it take her to run the race?

(a) 5 sec             (b) 4 sec             (c) 80 sec           (d) 20 sec

 

  1. An organization sent out 420 invitations for a fund-raiser function. Of the people invited, 315 attended. What percent of the people invited attended the fund-raiser?

(a) 33%              (b) 25%              (c) 43%              (d) 75%

 

  1. A library has 52 video-tapes that can be checked out. On Monday the librarian counted 17 video-tapes still on the shelf. How many video-tapes were checked out from the library?

(a) 69                  (b) 45                  (c) 44                  (d) 35

 

  1. Ram and his mom are baking cupcakes. The recipe calls for one egg for every dozen cupcakes. Ram finds five eggs in his refrigerator and makes a chart to see how many cupcakes he can make.

What is the missing value in the chart?

(a) 17                  (b) 49                 (c) 60                  (d) 72

 

Answer Key:

(1)-(d); (2)-(b); (3)-(c); (4)-(b); (5)-(c); (6)-(b); (7)-(c); (8)-(d); (9)-(d); (10)-(c)