10. A pyramid is 3 m by 3 m at the base and 2 m high. How much
air can it contain?
A. 8 m3 B. 7 m3 C 6 m3
D. 5 m3
11. Which is the correct reading of this electric meter belowe
A. 17525 B. 07415 C.07515 D. 18415
12. The previous electric reading at Reyes' residence was 5678;
the following month the reading was 6745. How many kwh was
consumed in one month?
A. 1045 kWh B. 1056 kwh C. 1065 kwh D. 1067 kWh