Related Questions

A bag contains 26 purple jellybeans, 15 green jellybeans, and 9 yellow jellybeans; these jellybeans are the only items in the bag. If a person peaches into the bag and picks out only purple jellybeans, how many jellybeans would the person have to pick out in order to double the probability that a jellybean picked out of the bag at random would be a green jellybean?
A 5
B 25
C 21
D 15
Pick out the one which is a first order instrument.
A Mercury in glass thermometer (without any covering or air gap)
B Bare metallic thermometer
C Bare vapor pressure thermometer
D All of the above
If n = overall order of a chemical reaction. a = initial concentration of reactant. t = time required to complete a definite fraction of the reaction. Then pick out the correct relationship.
A $${\text{t}} \propto \frac{1}{{{{\text{a}}^{\text{n}}}}}$$
B $${\text{t}} \propto \frac{1}{{{{\text{a}}^{{\text{n}} - 1}}}}$$
C $${\text{t}} \propto \frac{1}{{{{\text{a}}^{{\text{n}} + 1}}}}$$
D $${\text{t}} \propto {{\text{a}}^{\text{n}}}$$
The waiter at an expensive restaurant has noticed that 60% of the couples order dessert and coffee. However, 20% of the couples who order dessert don't order coffee. what is the probabillity that the next couple the water seats will not order dessert
A 20%
B 25%
C 40%
D 60%
Pick out the extensive property out of the following.
A Surface tension
B Free energy
C Specific heat
D Refractive index
Pick out the endothermic reaction out of the following.
A C + $$\frac{1}{2}$$O2 = CO
B CO + 3H2 = CH4 + H2O
C CaCO3 = CaO + CO2
D CO + $$\frac{1}{2}$$O2 = CO2
Pick out the exothermic reaction out of the following:
A C + H2O = CO + H2
B CaC2 + H2O = Ca(OH)2 + C2H2
C MgCO3 = MgO + CO2
D All of the above
Pick out the additive property of a lube oil out of following.
A °API gravity
B Specific gravity
C Viscosity
D Flashpoint
In each sentence below, there is a blank space. Pick out the most appropriate word to fill in the blanks to make the sentence correct : We should always stick to out decisions; otherwise, the people will mock --- us.
A over
B at
C on
D upon
Pick the correct order of the following words as they appear in the dictionary? 1. arthropod 2. arteriole 3. arthritis 4. arthritic
A 4,2,3,1
B 1,4,2,3
C 2,4,3,1
D 3,4,1,2

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