Choose from the alternatives which number will replace the question mark ?

5

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

6

No worries! We‘ve got your back. Try BYJU‘S free classes today!

7

No worries! We‘ve got your back. Try BYJU‘S free classes today!

8

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A $5$
In first triangle
$12 - 7 = 5$
$21 - 5 = 16$
$16 \div 4 = 4$
In second triangle
$26 - 8 = 18$
$38 - 18 = 20$
$20 \div 5 = 4$
same in third triangle
$14 - 8 = 6$
$16 - 6 = 10$
$10 \div 2 = 5$
Hence option A is answer.

Suggest Corrections

Similar questions

6 - 8

5, 6, 9, 15, ?, 40

2, 3, 5, 7, 11, ?, 17

Join BYJU'S Learning Program