Question

The table given below shows production of five types of cars by a company in the years 1989 to 1994. Study the table and answer question.

Production of cars by company

year→ Type↓	1989	1990	1991	1992	1993	1994	Total
P	8	20	16	17	21	6	88
Q	16	10	14	12	12	14	78
R	21	17	16	15	13	8	90
S	4	6	10	16	20	31	87
T	25	18	19	30	14	27	133
Total	74	71	75	90	80	86	476

The percent increase in total production of all types of cars in 1992 to total in 1991 was?

• A. 15
• B. 20
• C. 25
• D. 30

Answer 1

The correct option is B 20

$Requiredpercentincrease$

$=\frac{90-75}{75}\times 100=20\%$