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What is 5 7 -42 24 - 2 3?
(57-42) (24-23) = 15 x 1 = 15. See discussion page.
What is the pattern rule for this pattern 15 24 42 78 150?
There are many possible answers. One possible rule is: Un = (3n4 - 18n3 + 69n2 - 54n + 120)/8 for n 1, 2, 3, ...
What are the divisors of 42 and 60?
42: 1, 2, 3, 6, 7, 14, 21, 42.60: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60.
What is double 42?
42 x 2 = 84
Find the distance between 8 -4 and 2 15?
(8-2)2+(-4-15)2 = 397 and the square root of this is the distance which is 19.925 rounded to 3 decimal places
What is the rule for this pattern 1-3-2-6-5-15-14-42-41?
multiplication pattern
What are the next three numbers in this pattern 2 3 6 15?
42 123 243
How many 2s are there between 2 and 42 with reason?
Including 2 and 42 there are 15 which are:- 2 12 20 21 22 23 24 25 26 27 28 29 32 and 42
What number is halfway between 42 and 82?
Halfway between 42 and 82 is (42 + 82) ÷ 2 = 124 ÷ 2 = 62.
2 15 2 12 2 9 2 42 2 5 in order from greatest to least?
2/5, 2/9, 2/12, 2/15, 2/42
How many times 15 go into 42?
15 will go into 42 two times with 12 left over.
How many times does 42 go into 99?
2 with remainder 15.
What is 15 plus 10 plus 15 plus 2?
42
What is the greatest common factor of 15and 42?
Factors of 15: 1, 3, 5, 15. Factors of 42: 1, 2, 3, 6, 7, 14, 21, 42. GCF (15, 42) = 3
What is the next number in this pattern 2 6 5 15 14 42 41 123?
122, because it goes x2 then -1 and repeats
What is the pattern rule for this pattern 1-3-2-6-5-15-14-42-41?
Start at 1. Multiply by 3. Subtract 1. Multiply by 3. Subtract 1. Repeat this pattern.
Which number is halfway between 36 and 42?
Half way between 36 and 42 is (36 + 42) ÷ 2 = 39.
