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Worksheets18-20 L1-2 5points(2)
Total questions: 11
Worksheet time: 8mins
Tim and Tom built a sandcastle and decorated it with a flag. They stuck half of the flagpole into the highest point of the castle. The upper tip of the flagpole was 80cm above the ground and the lower tip was 20cm above the ground. How tall was the sandcastle.
40cm
45cm
50cm
55cm
60cm
Alice has 3 white, 2 black and 2 gray pieces of paper. She cuts every non-black piece of paper in half. Then she cuts every non-white piece of paper in half. How many pieces of paper will she have?
14
16
17
18
20
Roo wrote each of the number 1,2,3,4 and 5 in one of the circles in such a way that the sum of the numbers in the row is equal to the sum of the numbers in the column. What number can be written in the circle with the question mark?
only 5
2, 3 or 4
only 3
only 1 or 3
1, 3 or 5
The picture below shows 9 squares.
First, Ani replaced all the black squares with white ones. Next, Bob replaced all the gray squares with black ones. Finally, Chris replaced all the white squares with gray ones. What did they get at the end?
A student has some sticks with a length of 5cm and a width of 1cm. Using the sticks, he made the fence below.
what is the length of the fence?
20cm
21cm
22cm
23cm
25cm
Six different numbers chosen from 1 to 9 are written on the faces of a cube, one number on each face. The sum of numbers on each pair of opposite faces are equal. Which number could be on the face opposite the face with the number 5?
3
5
6
7
9
Peter chose a square of four cells in the table so that the sum of the four numbers inside the square is greater than 63. Which of the following numbers must be in the chosen square?
14
15
17
18
20
The road from Anna's house to Mary's house is 16km long. The road from Mary's house to John's house is 20km long and the road from the crossroad to Mary's house is 9km long. How long is the road from Anna's house to John's house?
7km
9km
11km
16km
18km
John and Olivia exchange sweets. First, John gave Olivia as many sweets as Olivia had. Then Olivia gave John as many sweets as John had after the first exchange. After these two exchanges, each had 4 sweets. How many sweets did John have at the beginning?
6
5
4
3
2
Amalia's machine changes one red token into three white tokens and one white token into two red tokens. Amalia has three red tokens and one white token. She uses the machine three times. What is the smallest number of tokens she can end up with?
7
6
8
5
9
Nelly bought 4 toys in the store. Their costs satisfy the equalities shown below. What are the cheapest and the most expensive toys?
