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Funny math riddles
100

The teacher asked Sara and ___ to solve the equation.

A) I
B) me
C) myself
D) mine

B) me

100

___ of these two solutions is correct?

A) Who
B) Which
C) Whose
D) What

B) Which

100

I ___ three difficult equations yesterday.

A) have solved
B) solve
C) solved
D) had solve

C) solved

100

Look at those dark clouds! It ___ rain.

A) will
B) is going to
C) will have
D) would

B) is going to

100

If 1 = 5, 2 = 25, 3 = 325 and 4 = 4325, then 5 = ?

A) 5325
B) 1
C) 54325
D) 625

B) 1

200

Between you and ___, this exam is harder than it looks.

A) I
B) my
C) me
D) myself

C) me

200

The student ___ laptop crashed lost his entire project.

A) who
B) whom
C) whose
D) which

C) whose

200

This is not the first time I ___ such a complicated problem before.

A) solved
B) have solved
C) was solving
D) solve


B) have solved

200

A: The phone is ringing!
B: Don't worry, I ___ answer it.

A) am going to
B) was going to
C) will
D) have

C) will

200

A farmer has 17 sheep. All but 9 run away. How many remain?

A) 8
B) 17
C) 9
D) 0

C) 9

300

It was ___ who had made the mistake, but everyone blamed ___.

A) I / myself
B) me / I
C) I / me
D) myself / mine


C) I / me

300

There are two answers, but ___ is entirely correct.

A) none
B) neither
C) either
D) each

B) neither

300

The professor ___ the results last Friday, but we ___ them yet.

A) has published / didn't receive
B) published / haven't received
C) published / didn't receive
D) has published / haven't received 

B) published / haven't received

300

I bought all the ingredients yesterday. I ___ make a giant pizza tonight.

A) will
B) am going to
C) would
D) shall have

B) am going to

300

A bacterium doubles every minute. It fills a jar in 60 minutes. When was the jar half full?

A) 30 minutes
B) 59 minutes
C) 58 minutes
D) 45 minutes

B) 59 minutes

400

The professor didn't solve the equation for the students. He insisted that they solve it ___, without any assistance.

A) them

B) theirselves

C) themselves

D) each other

C) themselves

400

The scientist to ___ the award was given refused to attend.

A) who
B) whose
C) whom
D) which

C) whom

400

I ___ five cups of coffee this morning, and it's only 10 a.m.!

A) drank
B) have drunk
C) had drunk
D) drink

B) have drunk

400

I think I ___ get a good score in the  CNC English exam.

A) am going to
B) will
C) will be scoring
D) will have scored

Choose the conventional form for making a promise.

B) will

400

Two fathers and two sons eat exactly three sandwiches. Each eats one whole sandwich. How?

A) Someone didn't eat
B) One sandwich was shared
C) There were only three people
D) They ate imaginary sandwiches

C) There were only three people

500

Despite the robot's sophisticated programming, ___ ability to recognize ___ own reflection surprised the engineers.

A) it's / it's

B) its / its

C) its / it's

D) it's / its

B) its / its

500

The two candidates blamed ___ for the failure, although both were responsible.

A) themselves
B) each other
C) one
D) anyone

They each accused the other candidate.

B) each other

500

Einstein ___ many papers, but scientists ___ some of his ideas ever since.

A) has written / debated
B) wrote / have debated
C) wrote / debated
D) has written / have debated

B) wrote / have debated

500

A: Why are you carrying that ladder?
B: I ___ repair the roof.
A: Careful! That loose tile ___ fall!

A) will / will
B) am going to / is going to
C) will / is going to
D) am going to / will

B) am going to / is going to

500

A mathematician writes all the numbers from 1 to 100 on a board.

How many times does he write the digit 9?

A) 10 times
B) 11 times
C) 19 times
D) 20 times

D) 20 times