Number of Coins
Denomination
(in dollars)
0.05
Value
(in dollars)
0.05x
X
Х
10. Nana found some coins while
looking under her sofa pillows.
There
were equal numbers of
nickels and quarters and twice as
many half-dollars as quarters. If
she found $2.60 in all, how many
of each denomination of coin did
she find?
2x
0.50
2.60

30 miles

step-by-step explanation:

we know that 60 seconds equals 1 minute and 60 minutes 1 hour

44 ft       60 sec     60 min     158400   ft

  *   *   =

1 sec       1 min       1 hour         hour

we know that there are 5280 ft per mile

158400   ft       1 mile         30 miles

  *   =

1   hour               5280 ft     1 hour

so in 1 hour   it can travel 30 miles

step-by-step explanation:

one of the most important purposes of surface treatment is to alter surface properties according to the requirement of specific applications. for example, hydrophobic coating has been utilized on windshield and eyeglasses. gold atom monolayer on substrate has become a popular surface bioconjugation strategy.