Multiple choice if 1=5 2=10 3=15 4=20 what does 5=? 25 100 0 1 Reveal answer Fill a bubble to check yourself D Correct answer Explanation The premise states 1=5, 2=10, 3=15, 4=20. This implies the rule is x * 5 = y. However, the first statement also established 1=5. If the pattern is a cycle or a trick where 5=1, then 1 is the correct answer.