2 years ago

1 less than the square of a number.

Mathematics

1 answer:

julsineya [31]2 years ago

7 0

Answer: 1 is not a perfect square. 3 is the only prime number one less than a square.

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Help me please i need help read carefully and answer right plz and show proof or evidence

iragen [17]

Answer:

its b because the answer for y needs to change in order for the x column to be true

6 0

3 years ago

A ribbon is 4 m long. How many pieces each 30 cm long can be cut from the ribbon?

EleoNora [17]

Answer:

13 pieces

Step-by-step explanation:

First we convert 4m into cm :

1m = 100cm

4m = 400cm

Now we need to figure out how many 30s go into 400 :

400 ÷ 30 = 13 remainder 10

So 13 pieces can be cut from the ribbon

Hope this helped and have a good day

5 0

2 years ago

Read 2 more answers

Twice the difference of a number c and forty.

dybincka [34]

Answer:

Equation ----> 2(c - 40)

c = -40

Step-by-step explanation:

2(c - 40)

= (2c) - (80)

= 2c - 80

= $\frac{2c}{2}$ + $(\frac{-80}{2})$

c = -40

4 0

3 years ago

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There are some nickels, dimes, and quarters in a large piggy bank. For every 2 nickels there are 3 dimes. For every 2 dimes ther

Novay_Z [31]

Answer:

thats a lot of work....

Step-by-step explanation:

5 0

3 years ago

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Elena surveyed her classmates to see how many like to make jewelry. When she asked 20 of her classmates, 50 percent said they li

nordsb [41]

10 students of Elena's classmates like to make jewellery.

<u>Step-by-step explanation:</u>

Let total no.of classmates who liked the jewellery = x

Here, in the given problem, given she asked her classmates '20'. So, it clearly shows that total number of students/classmates = 20. Also, in that, 50% said like to make jewellery. Now find 'x' as below,

$x = 50 \% \text { of } 20$

$x = \frac{50}{100} \times 20$

$x = 10$

Hence, the total number of classmates who liked to make Jewellery = 10

5 0

3 years ago