2^3+(4*5)=8+20=28
7, 28, 49, 63, 105 is the series of multiples of 7 using 0-9 only once.
17 only goes into 28 once.
2 dimes, 8 pennies, 1 dime 18 pennies
1, remainder 10
5x2=10 10-3=7 7x4=28
7, 28, 49, 63, 105 is the series of multiples of 7 using 0-9 only once.
17 only goes into 28 once.
It can be: (5*6)-21 = 28
7x(2-1)=7 7x(5-3)=14 7x(9-6)=21 7x(8-4)=28 7x(7+0)=49 7, 14, 28, 56. 903
4*(9-2)
Do a prime factorization of both... 28 = 2x2x7 60 = 2x2x3x5 Use the common factor only once and the other factors (2x2) is common to both ... use this only once ( 2x2)x7x3x5 = 420
28 people each shook hands once...?
February is only 28 days and once every four years is 29 days in order to match the year length with the actual time of our earth cycle around the sun.
7, 14, 28, 56, 903
By dividing 1234 by 28: 1234 รท 28 = around 44.
28. If you divide 28 into 1,400 you get 1|50. 28 goes into 28 once.
22, 28, 82 and 88.