If 12 members family spend Rs. 850 in 10 days. Then a family of 8 people will spend Rs. 340 in how many days?
Correct answer C. 6
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ECAT Math MCQs
Page 20 of ECAT Math multiple-choice questions with answers. Tap an option to check yourself.
Page 20 of 36
At a ship the food was enough for 50 people. But after 10 days half of the men died due to some viral disease and the food is sufficient for as long as before. How long the food was sufficient for then____)?
Correct answer A. 20
A garrison has sufficient food for 500 people to survive for 6 days. At the end of 2 days 100 men desert. How long the provisions are sufficient for now?
Correct answer A. 5
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In a hospital there are enough injections sufficient for 15 days. Originally there were 80 patients but 40 more patients appeared. How many days these injections will be sufficient for now?
Correct answer A. 10
18 cattle graze a field in 12 days. 6 cattle can graze 3 of such fields in x days. What is x?
Correct answer D. 108
25 men can consume 250kg of wheat in 20 days. 20 men cang consume how much wheat in 25 days?
Correct answer C. 250
In a ship the provisions are sufficient for 800 men for 50 days. How long will these be sufficient for if there would have been 200 more men?
Correct answer A. 40
In a fort there is enough food sufficient for 1200 men for 10 days. How long the food would have last for if there would have been 1000 men?
Correct answer B. 12
Log2 9 is
Correct answer D. an irrational number
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If loge x + loge(1-x) = 0 then
Correct answer B. x2-x+1 = 0
If log81/log3 = x then x is equal to
Correct answer C. 4
If log100 u = -2 then u =
Correct answer D. 1/10000
Evaluate 3logb a4 x loga b5
Correct answer C. 60
Evaluate log2 (log4 256)
Correct answer A. 2
Evaluate 49log75
Correct answer A. 25
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If log2 = 0.3010 log 3 = 0.4771 evaluate |log 3?25/100|
Correct answer D. ?1.534
If log64 7 = x log4 7 then x =?
Correct answer E. log464
If log5 p =?8 and log 8 q =?5 then pq =?
Correct answer A. 5?8.8?5
If g(x) = log2 y then g(3y) – g(y) =?
Correct answer D. log23
If Logy 6=x logy 3.5 = z and 6a = 3.5 then a =?
Correct answer B. z/x