1) 20x3= a) 60 b) 50 c) 90 d) 6 2) 50x4= a) 20 b) 200 c) 90 d) 900 3) 7x60= a) 130 b) 42 c) 67 d) 420 4) Each box can hold 40 books. How many books can 6 such boxes hold in total? a) 200 books b) 24 books c) 240 books d) 46 books 5) A pencil costs 80 thousand VND. How many thousand VND does it cost to buy 4 such pencils? a) 320 thounsand VND b) 320 c) 84 thousand VND d) 32 thousand VND

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