In each of the following equations. Select the missing number from the given responses.
`{:(3,5,2),(6,7,8),(9,10,4),(?,65,30):}`

Options

A. 50
B. 51
C. 52
D. 49

Answer

B

Explanation

Subtract the first number from the product of the second and the third numbers to get the lowermost number in each cloumn.
First Column
`6xx9-3=54-3=51`
Second Column
`7xx10-5=70-5=65`
Third Column
`8xx4-2=32-2=30`