engineering recuitment OSSC Soil Conservation Extension Worker - CHSL Mock Test Series 2024 Data Interpretation Caselet DI
Comprehension Passage
Study the data carefully and answer the questions given below.
A survey of 235 families to find the type of heating used gas, electricity or oil revealed the following: 20 houses use oil of which 8 use gas also and ten use electricity as well as oil and two use both gas and electricity besides oil. In all 175 houses use either gas or electricity only and 132 use electricity.
A survey of 235 families to find the type of heating used gas, electricity or oil revealed the following: 20 houses use oil of which 8 use gas also and ten use electricity as well as oil and two use both gas and electricity besides oil. In all 175 houses use either gas or electricity only and 132 use electricity.
Number of houses using gas or oil is
1
133
2
163
3
143
4
153