I'm pretty sure x=0.85. Good luck!
Answer:
The answer is A "If I dont swim one mile before work, then I will run three miles after work"
Step-by-step explanation:
Since the double negation of any statement is equivalent to the original in classical logic, the inverse of the inverse is logically equivalent to the original conditional . Thus it is permissible to say that and are inverses of each other. Likewise, and are inverses of each other. So the opposite of what they are saying. Like If it rains the grass will get wet. Inverse- If it does not rain the grass will not get wet.
Answer:
a) Harold
b) Clara
Step-by-step explanation:
Each person has chose a different lunch. Based on this context, it means no one can have the same lunch item.
A explanation)
- Mark must eat soup since he doesn't eat bread (sandwich) or salads.
- Clara must eat salad since Mark is eating the soup and Clara doesn't eat sandwiches.
- Therefore, Harold must eat the only different lunch item; sandwich. Since Harold had the sandwich, he also has the milk.
B explanation)
- The person who had soup had iced tea; meaning Mark drank Iced Tea.
- The person who had the sandwich also had the milk; Harold drank milk.
- The only person missing a drink is Clara, so she ordered mineral water.
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Answer:
B
Step-by-step explanation:
The given equations satisfy the given conditions. There are 2 equations and 2 unknowns, so a certain solution can be found.
This can be solved using substitution,
Substituting eqn 2 to eqn 1:
2(2y – 10) + 3y =1240
Simplifying,
y = 180
x = 350
