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Byjus
Replies:
2
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199
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0
Hi,

Hexagon is a six-sided polygon.

Regular polygon means all sides and all angles are equal.

So regular hexagon is a 6-sided polygon with all sides and all angles are equal.

There are six ...
Byjus
Replies:
2
Views:
382
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0

OG DS

Forum:
GMAT Math
Posted:
Fri Nov 16, 2018 10:38 pm
Hi,

Of the 230 single-family homes built in city X last year how many were occupied at the end of the year?

Looking at both the statement, we may think that they are sufficient, see right away ...
Byjus
Replies:
4
Views:
207
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0
Hi,

This question tests the basic rule of L.C.M and H.C.F

Rule:

If “x” and “y” are two numbers, then

Product of two numbers = Product of their L.C.M and H.C.F

i.e.,

(x*y) = ( ...
Byjus
Replies:
5
Views:
260
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0
Hi,

Yes, this is a very popular question in GMAT.

Using simple logic we can solve this question in few seconds,

For example,

5 divided by 2, the remainder is 1 and but 5/2 = 2.5

One th ...
Byjus
Replies:
2
Views:
165
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0
Hi,

It’s a straight forward question.

Given,

x is positive and y = x^2 + 1

y = x^2 +1

x^2 = y-1

x = sqrt(y-1)

OR

We can try numbers too.

If x = 1 ...
Byjus
Replies:
3
Views:
321
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0
Hi,
Basic knowledge of slopes and intercepts of line is required to solve this question.
Remember: We can always draw and visualize and co-ordinate geometry question to solve it faster.
Given: Line ...
Byjus
Replies:
4
Views:
253
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0
Hi,

Given function, 1/n*(n+1) = 1/n – 1/(n+1),

For patterns and sequences questions all we need to do is find initial few values and we will get to understand the pattern to solve the question ...
Byjus
Replies:
4
Views:
333
Thanks:
0
Hi,

This is a question which tests the maximum power concept in a factorial.

i.e., Counting the number of 5’s in a factorial.

50! = 50 * 49 * 48 * 47 * 46 * 45 * ……3 * 2 *1.

To count ...
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