Given that A and B are two non-zero digits such that AB is divisible by 5 and also a
square number. Find the 2-digit number AB .
Đề Timo số 1

Quiz
•
Mathematics
•
5th Grade
•
Easy
Dương Hằng
Used 4+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
75
25
52
40
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Peter walks for 300m and his walking speed is 5 m/s. How many seconds are required
to finish the walk?
6000
600
60
6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
John needs 21 days to finish a project. Mary needs 42 days to finish the same project. If
John and Mary do the project together, how long do they need to finish it?
21
63
14
42
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ming’s grandmother’s age this year adds 14, multiples 2, minuses 56 and then divides
by 9. The result will be 16 years old. How old is Ming’s grandmother this year?
Lấy tuổi bà của Ming năm nay cộng 14, rồi nhân 2, trừ 56 và sau đó chia cho 9. Kết quả
thu được là 16 tuổi. Hỏi bà của Ming năm nay bao nhiêu tuổi?
88
86
74
57
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A stationery store had a batch of ball pens. One half and 5 more pens were sold on the first
day. One half of the remaining part and 8 more pens were sold on the second day. Finally,
24 ball pens are left. How many ball pens did the stationery store have initially?
138
133
69
64
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Find the value of 121 x 111
134431
1331
1234321
13431
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Find the value of 1 x2+ 2x 3 +3x 4 +...+17x 18+ 18x 19 +19x 20
2660
260
380
1660
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