Question

........Fill in the ?
​

Answer 1

91 is the missing number

4*3+3*1=15

5*4+4*2=28

6*5+5*3=45

7*6+6*4=66

8*7+7*5=91

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Answer 2

Answer:

91 is the answer .

Step-by-step explanation:

2,3,4,15,12

= (2 + 3 ) × 3 = 15

3,4,5,28,20

= ( 3 + 4 ) × 4 = 28

4,5,6,45,30

= ( 4 + 5 ) × 5 = 45

5,6,7,66,42

= ( 5 + 6 ) × 6 = 66

6,7,8, ? , 56

= similarly

( 6 + 7 ) × 7 = 91

Hope it helps you...