Advertisements
Advertisements
प्रश्न
Evaluate:
70% of 70 + 90% of 90 – 120% of 120.
Advertisements
उत्तर
70% of 70 + 90% of 90 – 120% of 120
= `(70xx70)/100+(90xx90)/100-(120xx120)/100`
= 49 + 81 − 144
= 130 − 144
= − 14
APPEARS IN
संबंधित प्रश्न
Write the following as percent:
Evaluate: 55% of 160 + 24% of 50 – 36% of 150
The cost of a scooter depreciates every year by 15% of its value at the beginning of the year. If the present cost of the scooter is ₹ 8,000; find its cost: after 2 years.
The salary of a man is ₹ 7,200 per month, which is now increased by 8%. Find his new salary per month.
If 30% of x is 150, then x is _______
The ratio of boys and girls in a class is 5 : 3. If 16% of boys and 8% of girls failed in an examination, then find the percentage of passed students.
250 cm is 4% of 1 km.
Find the value of x if 45% of marks x is 405.
Sachin and Sanjana are calculating 23% of 800.
Now calculate 52% of 700 using both the ways described above. Which way do you find easier?
What per cent of 1 km is 1000 metres?
