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BCNN (9;6;7) =126
9 * 14 =126
6 * 21 = 126
7 * 18 = 126
14 * 21 * 18 = 5292
Answer: 5292.
1) Fill the mussing number. A cube has \(8\) veres
2) Fill the missing number. We're in the \(21\) st century
3) Ther are only two 2-digit numbers that are a multiple of 7 and the sum of thetr two digits is 10. Find the sum of these two 2-digit numbers: 70,119,140,21 \(70\)
4) The fourth power of 3 is \(64\)
5) Twice the square of 3 \(18\)
6) The number of ethnic group in Vietnam? \(54\)
7) The perimeter of 4cm square egde in cm? \(1\)
Question 2: Answer: 131208 (MATH)
Queston 3: Answer: 15 ; 13 ; 11 ; 9 ; 7 ; 5 ; 3 ; 1
Question 4: Answer: 1112
Question 7: Answer: 67 pennies
Queston 8: Answer: 9 feet = 108 inch
Question 9: Answer: 26 years old
(I think the question 5 ; 6 ; 10 is not enough)
khó quá bố ơi
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chịu 2 ôg lun