After getting 10% discount in shopping bill, $400 is remained to be paid. The original bill was

If 200 students filled the form for entrance test and 180 appeared in the test out of which only 70% have passed the test then the number of students who failed the test are

A. 68

B. 54

C. 58

D. 65

If a handbag is priced at $200 and is sold at $160 then the percentage discount is

A. 24%

B. 22%

C. 18%

D. 20%

After reduction of 8% in water bill, $300 remains to be paid then original bill to be paid before reduction is

A. $362

B. $326

C. $350

D. $355

In a shoe factory, 2 2/5% shoes made are defective. If the company made 10,000 shoes then the number of defective pieces are

A. 280

B. 265

C. 250

D. 240

If a certain leather purse has marked price of $300 and 5% of value-added is imposed on it then the total amount buyer has to pay on buying it is

A. $315

B. $325

C. $323

D. $318