Mathematics Challenge
Authored by songkot dasananda
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7th Grade
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15 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
BD = 7 , DC = 28 Find AD
5(7^(1/2))
21
35^(1/2)
14
Answer explanation
Triangle ABD is similar to triangle ADC
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Simplify: 3(4 + 2) - 5
15
13
20
10
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Find the perimeter of a rectangle with length 10 cm and width 5 cm.
25 cm
15 cm
30 cm
40 cm
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a car travels at a speed of 60 km/h, how far will it travel in 3 hours?
120 km
90 km
180 km
200 km
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of 2/3 + 1/4?
1/2
5/6
3/7
11/12
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Solve for x: 2x + 5 = 17
x = 6
x = 15
x = 10
x = 8
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calculate the area of a triangle with base 6 cm and height 4 cm.
24 square cm
10 square cm
12 square cm
8 square cm
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