By accessing our **180 Days of Math for Sixth Grade Answers Key Day 78 **regularly, students can get better problem-solving skills.

## 180 Days of Math for Sixth Grade Answers Key Day 78

**Directions: Solve each problem.**

Question 1.

Calculate 52 and 29 more.

Answer:

Question 2.

372 Ã— 10 = ___________

Answer: 372 Ã— 10 = 3720

Question 3.

Divide 437 by 9.

Answer:

437 divided by 9 is 48.5

Question 4.

Circle the prime number(s).

63

71

81

91

Answer:

is the prime number

So, the correct answer is option B.

Question 5.

Is \(\frac{10}{12}\) less than, greater than, or equal to \(\frac{5}{6}\)?

Answer:

The simplified form of \(\frac{10}{12}\) is \(\frac{5}{6}\)

So, the fraction \(\frac{10}{12}\) is equal to \(\frac{5}{6}\)

Question 6.

2 Ã— 5 – 4 Ã— 3 = ____________

Answer:

(2 Ã— 5) – (4 Ã— 3)

10 – 12

-2

Question 7.

Answer:

We have to convert the given mixed fraction into the improper fraction.

2 \(\frac{2}{3}\) = \(\frac{8}{3}\)

So,

Question 8.

Find f.

34f = 204

f = _________

Answer:

Given,

34f = 204

f = 204/34

f = 6

Question 9.

Calculate the area of a square with 12 cm sides.

Answer:

Given,

s = 12 cm

We know that,

Area of a square = s Ã— s

A = 12cm Ã— 12 cm

A = 144 sq.cm

Thus the area of a square is 144 sq. cm.

Question 10.

How many lines of symmetry does a rectangle have?

Answer: A rectangle has 2 lines of symmetry.

Question 11.

Inside a bag of candy there are 16 lollipops, 12 pieces of chocolate, and 7 pieces of licorice, If you reach into the bag and grab a piece of candy, what is the probability that it will not be a lollipop?

Answer:

Given data,

Inside a bag of candy there are 16 lollipops, 12 pieces of chocolate, and 7 pieces of licorice.

Total = 16 + 12 + 7 = 35

The probability that it will not be a lollipop = (16 + 12)/35

= 28/35

Question 12.

A burger restaurant serves twice as many cheeseburgers as hamburgers. It also sells \(\frac{1}{3}\) as many double hamburgers as regular hamburgers. If the restaurant sells 120 cheeseburgers, how many double hamburgers does it sell?

Answer:

Given,

A burger restaurant serves twice as many cheeseburgers as hamburgers.

It also sells \(\frac{1}{3}\) as many double hamburgers as regular hamburgers

120 Ã— \(\frac{1}{3}\) = 40 double hamburgers