2400 and 1200 would be my estimates.
Answer:
0.02759
Step-by-step explanation:
The units digit of the mantissa goes in the number place with the place value given by the exponential multiplier. Here, that means the 5 goes in the ten-thousandths place.
Answer:
A
Step-by-step explanation:



There's no solution. It is the first one already. There is no number that is both greater than 14 and less than or equal to -4. That is no solution because there's no
that satisfy the compound inequality.
<u>Note: the signal change because we divided by negative number.</u>
Answer:
(B)
Step-by-step explanation:
Let us denote rectangular tiles by R and square tile by S, then
According to figure.
3 rectangular tiles +2 square tiles +2 square tiles =2 rectangular tiles +4 square tiles +1 rectangular tiles +4 square tiles
∴3R+2S+2R=2R+4S+R+4S
⇒5R+2S=3R+8S
⇒5R-3R=8S-2S
⇒2R=6S
⇒R=3S
Hence, 0ne rectangle =3 square