Question

Which of the following expressions have only numbers ? 

(a) y + 3 

(b) 7 × 20 – 8z 

(c) 5 (21 – 7) + 7 × 2 

(d) 5 

(e) 3x 

(f) 5 – 5n 

(g) 7 × 20 – 5 × 10 – 45 + p

Answer 1

Expressions (c) and (d) has only numbers.