Question

Skyak has everdrawn his checking account by Rs.38. The bank debited him Rs.20 for an overdraft
lee. Later, he deposited Rs.150. What is his current balance?
7. Amma is a microbiology student. She was doing research on optimum temperature for the survival of
aferent strains of bacteria. Studies showed that bacteria X need optimum temperature od -3°C while
hacteria Y need optimum temperature of -56C. What is the temperature difference?
Asubmarine starts out at 135 feet sea level. It dives 239 feet before rise 307 fect. Represent the
current depth of the submarine as an integer.
A Srinagar temperature was - 5°C on Monday and then it dropped by 2°C on Tuesday. What was
the temperature of Srinagar on Tuesday? On Wednesday, it rose by 4°C. What was the temperature
o this day
16. A plane is flying at the height of 5000 m above the sea level. At a particular point, it is exactly
we a submarine floating 1200 m below the sea level. What is the vertical distance between them?​

Answer 1

Answer:

168

Step-by-step explanation:

let this current balance be x

then according to the qoution

x- 18+20=150

x- 18 =150

x- 150 + 18

=168