1

GATE CE 2018 Set 2

MCQ (Single Correct Answer)

+1

-0.3

$$\underbrace {{\rm{a}}\,{\rm{ + }}\,{\rm{a}}\,{\rm{ + }}\,{\rm{a}}\,{\rm{ + }}\,.......\,{\rm{ + }}\,{\rm{a}}}_{{\rm{n}}\,{\rm{times}}} = {a^2}b$$ and $$\underbrace {b\,{\rm{ + }}\,b\,{\rm{ + }}\,b\,{\rm{ + }}\,.......\,{\rm{ + }}\,b}_{m\,\,{\rm{times}}} = a{b^2}$$, where a, b, n and m are
natural numbers. What is the value of $$\left( {\underbrace {b\,{\rm{ + }}\,b\,{\rm{ + }}\,b\,{\rm{ + }}\,.......\,{\rm{ + }}\,b}_{n\,\,{\rm{times}}}} \right)\left( {\underbrace {a\,{\rm{ + }}\,a\,{\rm{ + }}\,a\,{\rm{ + }}\,.......\,{\rm{ + }}\,a}_{m\,\,{\rm{times}}}} \right)$$?

2

GATE CE 2018 Set 2

MCQ (Single Correct Answer)

+1

-0.3

A three-member committee has to be formed from a group of 9 people. How many such
distinct committees can be formed?

3

GATE CE 2018 Set 2

MCQ (Single Correct Answer)

+1

-0.3

For non-negative integers, a, b, c, what would be the value of a + b + c if
$$$\log \,a\, + \,\log \,b\, + \,\log \,c\, = \,0?$$$

4

GATE CE 2018 Set 1

MCQ (Single Correct Answer)

+1

-0.3

Tower A is 90 m tall and tower B is 140 m tall. They are 100 m apart. A horizontal
skywalk connects the floors at 70 m in both the towers. If a taut rope connects the top of
tower A to the bottom of tower B, at what distance (in meters) from tower A will the rope
intersect the skywalk?

Questions Asked from Numerical Ability (Marks 1)

Number in Brackets after Paper Indicates No. of Questions

GATE CE Subjects

Engineering Mechanics

Strength of Materials Or Solid Mechanics

Structural Analysis

Construction Material and Management

Reinforced Cement Concrete

Steel Structures

Geotechnical Engineering

Fluid Mechanics and Hydraulic Machines

Geomatics Engineering Or Surveying

Environmental Engineering

Transportation Engineering

Engineering Mathematics

General Aptitude