If a% of 240 is c and c% of a is 117.6, then the value of a + c is :

238 144 260 196

238

ATQ, \(\frac{a}{100}\) × 240 = c 60a = 25c     -----(1) & \(\frac{c}{100}\) × a = 117.6 ac = 11760 \(\frac{60a}{25}\) × a = 11760 a = 70 Now , 60 × 70 = 25c c = 168 a + c = 168  + 70 = 238