39/390 x 100 = 10 Therefore, 39 is 10 percent of 390.
39 x 10 = 390
10 x 39 = 390
390. There are 10 mm in 1 cm, so 39 x 10 = 390.
390 is divisible by 3: 390/3 = 130 390 is not divisible by 9: 390/9 = 43.3 recurring (that is, 43.3333..) 390 is divisible by 10: 390/10 = 39
39/390 x 100 = 10 Therefore, 39 is 10 percent of 390.
39 x 10 = 390
10 x 39 = 390
390. There are 10 mm in 1 cm, so 39 x 10 = 390.
26 x 15 = 390 It is easy to work out because 26 x 10 = 260 and 26 x 5 = 130 then simply add 260 to 130.
Train A is going 60 miles per hour Train B is going 70 miles per hour Let rA = x, then rB = x + 10, and t = 3, then trA + trB = 390 3x + 3(x + 10) = 390 3x + 3x + 30 = 390 6x = 360 x = 60 x + 10 = 60 + 10 = 70
These: 1 x 390, 2 x 195, 3 x 130, 5 x 78, 6 x 65, 10 x 39, 13 x 30, 15 x 26
390 is divisible by 3: 390/3 = 130 390 is not divisible by 9: 390/9 = 43.3 recurring (that is, 43.3333..) 390 is divisible by 10: 390/10 = 39
2 x 3 x 5 x 15 = 390
39
390 x 3 = 1170 390 ÷ 3 = 130
20% more of 390= 390 + (0.2 x 390) = 468