This question was previously asked in

Official Soldier Technical Paper: [IRO Delhi] - 2020

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- 47

Option 4 : 47

**Given**

2, 7, 12, ____________

**Concept used**

Tn = a + (n - 1)d

Where a = first term, n = number of terms and d = difference

**Calculation**

in the given series

a = 2

d = 7 - 2 = 5

T_{10} = 2 + (10 - 1) 5

T_{10} = 2 + 45

T_{10} = 47

Tenth term = 47

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