METRIC EQUIVALENTS. 600. The following equivalents of the metric measures and weights have been established by Congress for use in all legal proceedings. 1 metric ton=1.1023 English tons. 1 English t. = 0.9072 metric ton. 602. To reduce metric weights or measures to those in customary use. 1. Reduce 127 km to miles. Solution. As 1 kilometer = 0.62137 of a mile, 127km will be 127 × 0.62137 miles 78.914 miles, Ans. Hence, Rule. Multiply the value of the corresponding metric unit in the table by the given number of metric units. 2. Reduce 312m to inches. Ans. 12283.44 in. 3. Reduce 12000K to pounds. 4. In a cubic meter how many quarts liquid measure? 603. To reduce customary weights and measures to those of the metric system. 5. Reduce 280 inches to meters. Solution. As 1 inch = 0.0254 meters, 280 inches = 280 × 0.0254 meters = 7.112 meters, Ans. Hence, Rule. Multiply the value of the corresponding unit in the table by the given number of units. 6. Reduce 27 tons to kilos. 7. Find the weight in kilos of 15 gallons of water. 8. Find the capacity in hektoliters of a bin 7 ft. 3 in. long, 3 ft. 10 in. wide, and 2 ft. 2 in. deep. 9. How many square meters in 16 acres? 10. How many liters in 5 bushels? 11. A grocer buys nuts at 8 cents a pound, and sells them for 22 cents a kilo; how much does he gain or lose on 100 pounds? 12. A man buys 65 liters of wine at $1 a liter, and sells it at $1 a quart; how much does he gain or lose? 13. A man buys 10 tons of coal for $6 a ton of 2240 pounds; what must he get a metric ton to gain $5 on the cost? 14. The latitude of New Orleans is 30°, and that of Chicago is 42°; how many kilometers north of New Orleans is Chicago? |