Para a metros todas las longitudes: a) 4km y 3 hm → -- +300m=4300m
b) 2hm y 5 m→ 200cm + -- = -- m
c) 70dm y 200cm → -- + -- = -- m
d) 3 dam y 3ooomm → -- + -- = --m​

John bought 2 horses at rs 20000 each

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e.g. 98.76543).