Question

9. Value of 4/5 = 5/7 is
25/28
20/7

28/25​

Answer 1

Answer: The value of 5*7 = 42.

Step-by-step explanation:

Since we have given that

3*4 = 16

i.e.

3×4+4=12+4=16

Similarly,

4*5 = 25

4×5+5=20+5=25

Similarly,

5*6 = 36

5×6+6=30+6=36

Similarly,

5*7=5×7+7=35+7=42

Hence, the value of 5*7 = 42.